Hello!
This message is Generic, so can be many things!
Can you please try:
1. In the nimsoft\probes\service\wasp\webapps\root\web-inf\classes\portal-ext.properties find this section and change to this Values:
session.timeout=120
session.timeout.warning=10
session.timeout.auto.extend=true
2. In the wasp probe via Raw Configure, change the following values in the setup section:
* nimpool_timeout = 600
* nimpool_max_wait = 600
Restart the Wasp and test
If the issue persists, we would recommend you to open a CA Support Ticket to help you to figure out the root cause of this behavior!