Knowledge base
WebStorm
Connectivity issues
- Connection to MS SQL data source fails with 'Login failed. The login is from an untrusted domain and cannot be used with Integrated authentication.'
- Cannot connect to Redshift using IAM/AWS profile via GUI with 'Exec failed, error: 2 (No such file or directory) '
- IBM DB2 connection fails with "license was invalid or was not activated", ERRORCODE=-4230
- 'The cook failed to start due to java.net.SocketException: Broken pipe' error
- Cannot connect to database in WSL with "Connection refused"
Xdebug
Deployment
Laravel Idea
General troubleshooting
- Database Properties window can't be resized
- Import or Export fails with memory overflow
- Connection fails with 'PKIX path building failed: unable to find valid certification path to requested target' error
- Download from maven failed with authenticationrequired (407)
- IBM DB2 introspection fails with java.io.CharConversionException, ERRORCODE=-4220
How to
- How to execute the entire query when the selected statement is incorrectly split
- How to quickly download JDBC driver when facing errors
- How to connect to Snowflake with Okta SSO and Duo MFA
- How to generate JDBC driver log file
- How to enable extended SSH logging
- How to transfer data sources to another computer
General Troubleshooting
General Troubleshooting
How to
General Troubleshooting
General Troubleshooting
- Javascript Debugger: Chrome starts without my extensions/customization
- Command not found when running scripts
- JSHint doesn't work after IDE upgrade to 2026.2
- TypeScript diagnostics: Cannot disable TS71007 error
- Tailwind CSS classes flagged as redundant
- "Loading project tsconfig.json" is slow or permanent in Angular project
WebStorm FAQ
DataGrip FAQ
CLion FAQ
- Embedded Development in CLion
- Collecting additional logs in CLion
- How to start CLion on FreeBSD?
- What to do if debugger doesn't work as expected?
- I can’t find some functionality in CLion. What to do?
- Is there a community edition for CLion? Is CLion available as a plugin for IntelliJ IDEA?
Installation and Licensing
- "License server response has not passed data integrity check: Invalid signature format" error on product activation via license server
- Your license key cannot be found in the JetBrains database
- SignatureException: Signature doesn't match or Signature length not correct: got 256 but was expecting 512
- In-IDE notifications about license expiration
- What versions of IntelliJ-based IDEs are supported?
- Apple Silicon Support in JetBrains IDEs
How to
How to
Known issues
- Can't open projects after updating to 2021.3
- Operations Against a GitHub Repository Are Failing
- Blurry text when using Sway or fractional scaling on Wayland
- Icons do not have transparent background / slow performance over remote X11 server connections
- Unable to import Maven project, import fails with error: Cannot reconnect
- Editor hidden tabs (Tab placement: None) in Distraction-free / Zen mode
Troubleshooting
General usage
Version Control
PhpStorm
Connectivity issues
- Connection to MS SQL data source fails with 'Login failed. The login is from an untrusted domain and cannot be used with Integrated authentication.'
- Cannot connect to Redshift using IAM/AWS profile via GUI with 'Exec failed, error: 2 (No such file or directory) '
- IBM DB2 connection fails with "license was invalid or was not activated", ERRORCODE=-4230
- 'The cook failed to start due to java.net.SocketException: Broken pipe' error
- Cannot connect to database in WSL with "Connection refused"
Xdebug
Deployment
Laravel Idea
General troubleshooting
- Database Properties window can't be resized
- Import or Export fails with memory overflow
- Connection fails with 'PKIX path building failed: unable to find valid certification path to requested target' error
- Download from maven failed with authenticationrequired (407)
- IBM DB2 introspection fails with java.io.CharConversionException, ERRORCODE=-4220
How to
- How to execute the entire query when the selected statement is incorrectly split
- How to quickly download JDBC driver when facing errors
- How to connect to Snowflake with Okta SSO and Duo MFA
- How to generate JDBC driver log file
- How to enable extended SSH logging
- How to transfer data sources to another computer
General Troubleshooting
General Troubleshooting
How to
General Troubleshooting
General Troubleshooting
- Javascript Debugger: Chrome starts without my extensions/customization
- Command not found when running scripts
- JSHint doesn't work after IDE upgrade to 2026.2
- TypeScript diagnostics: Cannot disable TS71007 error
- Tailwind CSS classes flagged as redundant
- "Loading project tsconfig.json" is slow or permanent in Angular project
WebStorm FAQ
DataGrip FAQ
CLion FAQ
- Embedded Development in CLion
- Collecting additional logs in CLion
- How to start CLion on FreeBSD?
- What to do if debugger doesn't work as expected?
- I can’t find some functionality in CLion. What to do?
- Is there a community edition for CLion? Is CLion available as a plugin for IntelliJ IDEA?
Installation and Licensing
- "License server response has not passed data integrity check: Invalid signature format" error on product activation via license server
- Your license key cannot be found in the JetBrains database
- SignatureException: Signature doesn't match or Signature length not correct: got 256 but was expecting 512
- In-IDE notifications about license expiration
- What versions of IntelliJ-based IDEs are supported?
- Apple Silicon Support in JetBrains IDEs
How to
How to
Known issues
- Can't open projects after updating to 2021.3
- Operations Against a GitHub Repository Are Failing
- Blurry text when using Sway or fractional scaling on Wayland
- Icons do not have transparent background / slow performance over remote X11 server connections
- Unable to import Maven project, import fails with error: Cannot reconnect
- Editor hidden tabs (Tab placement: None) in Distraction-free / Zen mode
Troubleshooting
General usage
Version Control
DataGrip
Connectivity issues
- Connection to MS SQL data source fails with 'Login failed. The login is from an untrusted domain and cannot be used with Integrated authentication.'
- Cannot connect to Redshift using IAM/AWS profile via GUI with 'Exec failed, error: 2 (No such file or directory) '
- IBM DB2 connection fails with "license was invalid or was not activated", ERRORCODE=-4230
- 'The cook failed to start due to java.net.SocketException: Broken pipe' error
- Cannot connect to database in WSL with "Connection refused"
Xdebug
Deployment
Laravel Idea
General troubleshooting
- Database Properties window can't be resized
- Import or Export fails with memory overflow
- Connection fails with 'PKIX path building failed: unable to find valid certification path to requested target' error
- Download from maven failed with authenticationrequired (407)
- IBM DB2 introspection fails with java.io.CharConversionException, ERRORCODE=-4220
How to
- How to execute the entire query when the selected statement is incorrectly split
- How to quickly download JDBC driver when facing errors
- How to connect to Snowflake with Okta SSO and Duo MFA
- How to generate JDBC driver log file
- How to enable extended SSH logging
- How to transfer data sources to another computer
General Troubleshooting
General Troubleshooting
How to
General Troubleshooting
General Troubleshooting
- Javascript Debugger: Chrome starts without my extensions/customization
- Command not found when running scripts
- JSHint doesn't work after IDE upgrade to 2026.2
- TypeScript diagnostics: Cannot disable TS71007 error
- Tailwind CSS classes flagged as redundant
- "Loading project tsconfig.json" is slow or permanent in Angular project
WebStorm FAQ
DataGrip FAQ
CLion FAQ
- Embedded Development in CLion
- Collecting additional logs in CLion
- How to start CLion on FreeBSD?
- What to do if debugger doesn't work as expected?
- I can’t find some functionality in CLion. What to do?
- Is there a community edition for CLion? Is CLion available as a plugin for IntelliJ IDEA?
Installation and Licensing
- "License server response has not passed data integrity check: Invalid signature format" error on product activation via license server
- Your license key cannot be found in the JetBrains database
- SignatureException: Signature doesn't match or Signature length not correct: got 256 but was expecting 512
- In-IDE notifications about license expiration
- What versions of IntelliJ-based IDEs are supported?
- Apple Silicon Support in JetBrains IDEs
How to
How to
Known issues
- Can't open projects after updating to 2021.3
- Operations Against a GitHub Repository Are Failing
- Blurry text when using Sway or fractional scaling on Wayland
- Icons do not have transparent background / slow performance over remote X11 server connections
- Unable to import Maven project, import fails with error: Cannot reconnect
- Editor hidden tabs (Tab placement: None) in Distraction-free / Zen mode
Troubleshooting
General usage
Version Control
GoLand
Connectivity issues
- Connection to MS SQL data source fails with 'Login failed. The login is from an untrusted domain and cannot be used with Integrated authentication.'
- Cannot connect to Redshift using IAM/AWS profile via GUI with 'Exec failed, error: 2 (No such file or directory) '
- IBM DB2 connection fails with "license was invalid or was not activated", ERRORCODE=-4230
- 'The cook failed to start due to java.net.SocketException: Broken pipe' error
- Cannot connect to database in WSL with "Connection refused"
Xdebug
Deployment
Laravel Idea
General troubleshooting
- Database Properties window can't be resized
- Import or Export fails with memory overflow
- Connection fails with 'PKIX path building failed: unable to find valid certification path to requested target' error
- Download from maven failed with authenticationrequired (407)
- IBM DB2 introspection fails with java.io.CharConversionException, ERRORCODE=-4220
How to
- How to execute the entire query when the selected statement is incorrectly split
- How to quickly download JDBC driver when facing errors
- How to connect to Snowflake with Okta SSO and Duo MFA
- How to generate JDBC driver log file
- How to enable extended SSH logging
- How to transfer data sources to another computer
General Troubleshooting
General Troubleshooting
How to
General Troubleshooting
General Troubleshooting
- Javascript Debugger: Chrome starts without my extensions/customization
- Command not found when running scripts
- JSHint doesn't work after IDE upgrade to 2026.2
- TypeScript diagnostics: Cannot disable TS71007 error
- Tailwind CSS classes flagged as redundant
- "Loading project tsconfig.json" is slow or permanent in Angular project
WebStorm FAQ
DataGrip FAQ
CLion FAQ
- Embedded Development in CLion
- Collecting additional logs in CLion
- How to start CLion on FreeBSD?
- What to do if debugger doesn't work as expected?
- I can’t find some functionality in CLion. What to do?
- Is there a community edition for CLion? Is CLion available as a plugin for IntelliJ IDEA?
Installation and Licensing
- "License server response has not passed data integrity check: Invalid signature format" error on product activation via license server
- Your license key cannot be found in the JetBrains database
- SignatureException: Signature doesn't match or Signature length not correct: got 256 but was expecting 512
- In-IDE notifications about license expiration
- What versions of IntelliJ-based IDEs are supported?
- Apple Silicon Support in JetBrains IDEs
How to
How to
Known issues
- Can't open projects after updating to 2021.3
- Operations Against a GitHub Repository Are Failing
- Blurry text when using Sway or fractional scaling on Wayland
- Icons do not have transparent background / slow performance over remote X11 server connections
- Unable to import Maven project, import fails with error: Cannot reconnect
- Editor hidden tabs (Tab placement: None) in Distraction-free / Zen mode
Troubleshooting
General usage
Version Control
CLion
Connectivity issues
- Connection to MS SQL data source fails with 'Login failed. The login is from an untrusted domain and cannot be used with Integrated authentication.'
- Cannot connect to Redshift using IAM/AWS profile via GUI with 'Exec failed, error: 2 (No such file or directory) '
- IBM DB2 connection fails with "license was invalid or was not activated", ERRORCODE=-4230
- 'The cook failed to start due to java.net.SocketException: Broken pipe' error
- Cannot connect to database in WSL with "Connection refused"
Xdebug
Deployment
Laravel Idea
General troubleshooting
- Database Properties window can't be resized
- Import or Export fails with memory overflow
- Connection fails with 'PKIX path building failed: unable to find valid certification path to requested target' error
- Download from maven failed with authenticationrequired (407)
- IBM DB2 introspection fails with java.io.CharConversionException, ERRORCODE=-4220
How to
- How to execute the entire query when the selected statement is incorrectly split
- How to quickly download JDBC driver when facing errors
- How to connect to Snowflake with Okta SSO and Duo MFA
- How to generate JDBC driver log file
- How to enable extended SSH logging
- How to transfer data sources to another computer
General Troubleshooting
General Troubleshooting
How to
General Troubleshooting
General Troubleshooting
- Javascript Debugger: Chrome starts without my extensions/customization
- Command not found when running scripts
- JSHint doesn't work after IDE upgrade to 2026.2
- TypeScript diagnostics: Cannot disable TS71007 error
- Tailwind CSS classes flagged as redundant
- "Loading project tsconfig.json" is slow or permanent in Angular project
WebStorm FAQ
DataGrip FAQ
CLion FAQ
- Embedded Development in CLion
- Collecting additional logs in CLion
- How to start CLion on FreeBSD?
- What to do if debugger doesn't work as expected?
- I can’t find some functionality in CLion. What to do?
- Is there a community edition for CLion? Is CLion available as a plugin for IntelliJ IDEA?
Installation and Licensing
- "License server response has not passed data integrity check: Invalid signature format" error on product activation via license server
- Your license key cannot be found in the JetBrains database
- SignatureException: Signature doesn't match or Signature length not correct: got 256 but was expecting 512
- In-IDE notifications about license expiration
- What versions of IntelliJ-based IDEs are supported?
- Apple Silicon Support in JetBrains IDEs
How to
How to
Known issues
- Can't open projects after updating to 2021.3
- Operations Against a GitHub Repository Are Failing
- Blurry text when using Sway or fractional scaling on Wayland
- Icons do not have transparent background / slow performance over remote X11 server connections
- Unable to import Maven project, import fails with error: Cannot reconnect
- Editor hidden tabs (Tab placement: None) in Distraction-free / Zen mode
Troubleshooting
General usage
Version Control
General
Connectivity issues
- Connection to MS SQL data source fails with 'Login failed. The login is from an untrusted domain and cannot be used with Integrated authentication.'
- Cannot connect to Redshift using IAM/AWS profile via GUI with 'Exec failed, error: 2 (No such file or directory) '
- IBM DB2 connection fails with "license was invalid or was not activated", ERRORCODE=-4230
- 'The cook failed to start due to java.net.SocketException: Broken pipe' error
- Cannot connect to database in WSL with "Connection refused"
Xdebug
Deployment
Laravel Idea
General troubleshooting
- Database Properties window can't be resized
- Import or Export fails with memory overflow
- Connection fails with 'PKIX path building failed: unable to find valid certification path to requested target' error
- Download from maven failed with authenticationrequired (407)
- IBM DB2 introspection fails with java.io.CharConversionException, ERRORCODE=-4220
How to
- How to execute the entire query when the selected statement is incorrectly split
- How to quickly download JDBC driver when facing errors
- How to connect to Snowflake with Okta SSO and Duo MFA
- How to generate JDBC driver log file
- How to enable extended SSH logging
- How to transfer data sources to another computer
General Troubleshooting
General Troubleshooting
How to
General Troubleshooting
General Troubleshooting
- Javascript Debugger: Chrome starts without my extensions/customization
- Command not found when running scripts
- JSHint doesn't work after IDE upgrade to 2026.2
- TypeScript diagnostics: Cannot disable TS71007 error
- Tailwind CSS classes flagged as redundant
- "Loading project tsconfig.json" is slow or permanent in Angular project
WebStorm FAQ
DataGrip FAQ
CLion FAQ
- Embedded Development in CLion
- Collecting additional logs in CLion
- How to start CLion on FreeBSD?
- What to do if debugger doesn't work as expected?
- I can’t find some functionality in CLion. What to do?
- Is there a community edition for CLion? Is CLion available as a plugin for IntelliJ IDEA?
Installation and Licensing
- "License server response has not passed data integrity check: Invalid signature format" error on product activation via license server
- Your license key cannot be found in the JetBrains database
- SignatureException: Signature doesn't match or Signature length not correct: got 256 but was expecting 512
- In-IDE notifications about license expiration
- What versions of IntelliJ-based IDEs are supported?
- Apple Silicon Support in JetBrains IDEs
How to
How to
Known issues
- Can't open projects after updating to 2021.3
- Operations Against a GitHub Repository Are Failing
- Blurry text when using Sway or fractional scaling on Wayland
- Icons do not have transparent background / slow performance over remote X11 server connections
- Unable to import Maven project, import fails with error: Cannot reconnect
- Editor hidden tabs (Tab placement: None) in Distraction-free / Zen mode
Troubleshooting
General usage
Version Control
FAQs
Connectivity issues
- Connection to MS SQL data source fails with 'Login failed. The login is from an untrusted domain and cannot be used with Integrated authentication.'
- Cannot connect to Redshift using IAM/AWS profile via GUI with 'Exec failed, error: 2 (No such file or directory) '
- IBM DB2 connection fails with "license was invalid or was not activated", ERRORCODE=-4230
- 'The cook failed to start due to java.net.SocketException: Broken pipe' error
- Cannot connect to database in WSL with "Connection refused"
Xdebug
Deployment
Laravel Idea
General troubleshooting
- Database Properties window can't be resized
- Import or Export fails with memory overflow
- Connection fails with 'PKIX path building failed: unable to find valid certification path to requested target' error
- Download from maven failed with authenticationrequired (407)
- IBM DB2 introspection fails with java.io.CharConversionException, ERRORCODE=-4220
How to
- How to execute the entire query when the selected statement is incorrectly split
- How to quickly download JDBC driver when facing errors
- How to connect to Snowflake with Okta SSO and Duo MFA
- How to generate JDBC driver log file
- How to enable extended SSH logging
- How to transfer data sources to another computer
General Troubleshooting
General Troubleshooting
How to
General Troubleshooting
General Troubleshooting
- Javascript Debugger: Chrome starts without my extensions/customization
- Command not found when running scripts
- JSHint doesn't work after IDE upgrade to 2026.2
- TypeScript diagnostics: Cannot disable TS71007 error
- Tailwind CSS classes flagged as redundant
- "Loading project tsconfig.json" is slow or permanent in Angular project
WebStorm FAQ
DataGrip FAQ
CLion FAQ
- Embedded Development in CLion
- Collecting additional logs in CLion
- How to start CLion on FreeBSD?
- What to do if debugger doesn't work as expected?
- I can’t find some functionality in CLion. What to do?
- Is there a community edition for CLion? Is CLion available as a plugin for IntelliJ IDEA?
Installation and Licensing
- "License server response has not passed data integrity check: Invalid signature format" error on product activation via license server
- Your license key cannot be found in the JetBrains database
- SignatureException: Signature doesn't match or Signature length not correct: got 256 but was expecting 512
- In-IDE notifications about license expiration
- What versions of IntelliJ-based IDEs are supported?
- Apple Silicon Support in JetBrains IDEs
How to
How to
Known issues
- Can't open projects after updating to 2021.3
- Operations Against a GitHub Repository Are Failing
- Blurry text when using Sway or fractional scaling on Wayland
- Icons do not have transparent background / slow performance over remote X11 server connections
- Unable to import Maven project, import fails with error: Cannot reconnect
- Editor hidden tabs (Tab placement: None) in Distraction-free / Zen mode