If you are experiencing this error on AccountCentral it means that you have debugMode enabled.
1. If you are NOT actively debugging or collecting diagnostic data:
a. Disable debugMode.
2. If you are actively debugging or collecting diagnostic data:
a. Verify that the value in web.config key: errorLogFile is valid.
b. Verify that the errorLogFile is NOT Read-only on the filesystem.
c. Verify that the "Network Service" local account or "Everyone" has write-access on the filesystem.
Relevant web.config keys:
<!--debugMode:TRUE/FALSE for logging errors to the windows event log or text log file. Default:FALSE-->
<add key="debugMode" value="TRUE"/>
<!--errorLogFile: if debugMode is TRUE then the system will log error and diagnostic data to the path listed in this key. Note:use double-backslashes -->
<add key="errorLogFile" value="c:\\inetpub\\ctErrorLogs\\acErrorLog.txt"/>