On clicking the alarms tab , I get a message "[Exception n:/webclient/common/jsp/ TabComponent.jsp] null" .What should I do?
Reason: The issue is because the name of the machine where Applications Manager is running is not resolved in the DNS.
Solution: This is resolved after adding the host and IP mapping in </etc/hosts> file in the machine where Applications Manager is running.
On adding a resource to be monitored, I get a message "Service is not running" (or) some of my monitored resources generate false alarms.
Reason: During Monitoring, The message 'Service is not running' or 'Resource is not available' is displayed if the service/resource is actually not running in that host or the service is more loaded that it takes more time to respond. False alarms ...
Attribute violated threshold, but alarms were not generated
1.) Ensure that thresholds have been associated for the attribute and that there are no business hours restriction configured for it. For example, if the CPU utilisation of the server exceeded the permissible levels, navigate to Monitor → Configure ...
In Linux, under Reports tab, I try to check the health details of all monitors. I get the following Java Exception: ErrorDispatcherValve[localhost]: Exception Processing ErrorPage[exceptionType=java.lang.Throwable, location=/jsp/ErrorPage.jsp] java.lang.ClassCastException: java.lang.NoClassDefFound
Solution: The display variable is not properly set. Open the file <AppManagerHome>\ startApplicationManager.sh and comment the following lines: # if [ "$DISPLAY" = "" ]; then AWT_HEADLESS=-Djava.awt.headless=true ...
When logged in using Active Directory user in OpManager, Password cannot be empty message prompted on clicking Apps tab
Check if any domain controller is added to the Applications Manager plugin (The login page of Applications Manager plugin will have added domains listed in a dropdown) If any domain is listed, login to the Applications manager plugin using the ...
LDAP - Unable to find valid SSL Certificate
If there is an error while adding LDAP Server Monitor with the message "Unable to find valid SSL Certificate", then please try the below steps to troubleshoot the issue. When the error occurs we can find the below traces in the "stderr.txt.*" log ...