EM13.5: Access Guest VM Results Error "Cannot invoke method div() on null object"
(Doc ID 2998511.1)
Last updated on FEBRUARY 01, 2024
Applies to:
Enterprise Manager Base Platform - Version 13.5.0.0.0 and laterInformation in this document applies to any platform.
Symptoms
EM 13.5
Following error appears for the Guest VM Target in oracle Enterprise Manager console.
Cannot invoke method div() on null object
JBO-29000: Unexpected exception caught: java.lang.NullPointerException, msg=Cannot invoke method div() on null object
JBO-29000: Unexpected exception caught: java.lang.NullPointerException, msg=Cannot invoke method div() on null object
The monitoring agent is frequently getting Out Of Memory Metaspace error. Due to this you may see communication error on the agent home page.
And Agent emagent.nohup reports plenty of errors Demux: Read timed out, Request.
Cause
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In this Document
| Symptoms |
| Cause |
| Solution |
| References |