Missing Remote Libraries after remote interpreter setup

PyCharm shows no remote sources under External Libraries after a remote interpreter setup: 

also,the log is:

2021-01-27 11:34:33,687 [8353162]   INFO - plugins.remotesdk.RemoteUpload - Uploading helpers to /home/yc21/.pycharm_helpers 
2021-01-27 11:34:34,896 [8354371]   INFO - plugins.remotesdk.RemoteUpload - Uploading helpers to /home/yc21/.pycharm_helpers 
2021-01-27 11:34:35,816 [8355291]   INFO - plugins.remotesdk.RemoteUpload - Remote helpers version is PY-183.5153.39, local helpers version is PY-183.5153.39 
2021-01-27 11:34:37,190 [8356665]   INFO - plugins.remotesdk.RemoteUpload - Uploading helpers to /home/yc21/.pycharm_helpers 
2021-01-27 11:34:39,926 [8359401]   INFO - .skeletons.PySkeletonGenerator - Retrieving binary module list took 4003 ms 
2021-01-27 11:34:39,927 [8359402]  ERROR - intellij.openapi.progress.Task - For input string: "2226142768" 
java.lang.NumberFormatException: For input string: "2226142768"
	at java.lang.NumberFormatException.forInputString(NumberFormatException.java:65)
	at java.lang.Integer.parseInt(Integer.java:583)
	at java.lang.Integer.parseInt(Integer.java:615)
	at com.jetbrains.python.sdk.skeletons.PySkeletonGenerator.listBinaries(PySkeletonGenerator.java:270)
	at com.jetbrains.python.remote.PyRemoteSkeletonGeneratorBase.listBinaries(PyRemoteSkeletonGeneratorBase.java:160)
	at com.jetbrains.python.sdk.skeletons.PySkeletonRefresher.regenerateSkeletons(PySkeletonRefresher.java:300)
	at com.jetbrains.python.sdk.skeletons.PySkeletonRefresher.refreshSkeletonsOfSdk(PySkeletonRefresher.java:124)
	at com.jetbrains.python.sdk.PythonSdkUpdater$2.run(PythonSdkUpdater.java:185)
	at com.intellij.openapi.progress.impl.CoreProgressManager$TaskRunnable.run(CoreProgressManager.java:727)
	at com.intellij.openapi.progress.impl.CoreProgressManager.lambda$runProcess$2(CoreProgressManager.java:164)
	at com.intellij.openapi.progress.impl.CoreProgressManager.registerIndicatorAndRun(CoreProgressManager.java:582)
	at com.intellij.openapi.progress.impl.CoreProgressManager.executeProcessUnderProgress(CoreProgressManager.java:532)
	at com.intellij.openapi.progress.impl.ProgressManagerImpl.executeProcessUnderProgress(ProgressManagerImpl.java:87)
	at com.intellij.openapi.progress.impl.CoreProgressManager.runProcess(CoreProgressManager.java:151)
	at com.intellij.openapi.progress.impl.CoreProgressManager$4.run(CoreProgressManager.java:403)
	at com.intellij.openapi.application.impl.ApplicationImpl$1.run(ApplicationImpl.java:314)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
	at java.lang.Thread.run(Thread.java:745)
2021-01-27 11:34:39,928 [8359403]  ERROR - intellij.openapi.progress.Task - PyCharm 2018.3.3  Build #PY-183.5153.39 
2021-01-27 11:34:39,928 [8359403]  ERROR - intellij.openapi.progress.Task - JDK: 1.8.0_152-release; VM: OpenJDK 64-Bit Server VM; Vendor: JetBrains s.r.o 
2021-01-27 11:34:39,928 [8359403]  ERROR - intellij.openapi.progress.Task - OS: Windows 10 
2021-01-27 11:34:39,928 [8359403]  ERROR - intellij.openapi.progress.Task - Last Action: ShowSettings