{"id":13360,"date":"2020-02-25T17:58:05","date_gmt":"2020-02-25T16:58:05","guid":{"rendered":"https:\/\/www.dbi-services.com\/blog\/after-login-as-administrator-to-the-weblogic-console-impossible-to-run-administration-action\/"},"modified":"2024-09-10T17:32:19","modified_gmt":"2024-09-10T15:32:19","slug":"after-login-as-administrator-to-the-weblogic-console-impossible-to-run-administration-action","status":"publish","type":"post","link":"https:\/\/www.dbi-services.com\/blog\/after-login-as-administrator-to-the-weblogic-console-impossible-to-run-administration-action\/","title":{"rendered":"After login as administrator to the WebLogic console, impossible to run administration action"},"content":{"rendered":"<p>For a few weeks I was faced with a problem that I had never encountered before. On a Windows Server, browsing to the WebLogic Administration console, I was not able to do any modification or even check the monitoring screens. I always got a message that an error occurred without more explanation. After a new start of the WebLogic Administration Server, the error disappeared but was back after a day a a few hours.<\/p>\n<pre class=\"brush: bash; gutter: true; first-line: 1 highlight: [2]\">      &lt;An exception [java.lang.InternalError: Unexpected CryptoAPI failure generating seed] was thrown while rendering the content at [\/jsp\/contentheader\/ContentMenu.jsp].\njavax.servlet.ServletException: java.lang.InternalError: Unexpected CryptoAPI failure generating seed\nat weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:341)\nat weblogic.servlet.internal.ServletStubImpl.onAddToMapException(ServletStubImpl.java:416)\nat weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:326)\nat weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:183)\n<\/pre>\n<p>Note the highlighted line above; the issue was that the random generator was not having a enough wide range.<\/p>\n<p>After this finding, the solution was to add the &#8220;urandom&#8221; generator in java options of the Administration Server start command. This was done using the setUserOverrides.cmd file to avoid those changes to be lost at next upgrade.<\/p>\n<pre class=\"brush: bash; gutter: true; first-line: 1 \">@REM Set the urandom for the Administration Server\n\nif \"%SERVER_NAME%\"==\"AdminServer\" (\n    set JAVA_OPTIONS=%JAVA_OPTIONS% -Djava.security.egd=file:\/dev\/.\/urandom\n)\n<\/pre>\n<p>Of course a restart of the WebLogic Administration Server is required for those java options to be taken in account.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>For a few weeks I was faced with a problem that I had never encountered before. On a Windows Server, browsing to the WebLogic Administration console, I was not able to do any modification or even check the monitoring screens. I always got a message that an error occurred without more explanation. 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