TIBCO Admin -Server Plugin Failed

Error appearing in TIBCO Administrator UserInterface: Server Plugin Failed **********************                                                                                               

Error log in Administrator log file : tibco.objectrepo.OperationFailedException: Error retrieving stream for VFile CriticalCellCalculation.process URI= at com.tibco.archive.impl.filevff.FileVFileStream.getInputStream(FileVFileStream.java:32) at"

Resolution
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1. Stop hawk agent on the BW machine and  admin machine. If this solve the problem, then no need to perform other steps.

2. On BW machine, At the path /var/tmp OR   /tmp, there will be .tmp files related to admin domain which should be deleted.

E.g., At path /tmp/tibco_####_TIBCO_QA2_Administrator_tparhetibq017.####.com_tibco, remove all .tmp files.

[tibco@tparhetibq017 tibco_####_TIBCO_QA2_Administrator_tparhetibq017.####.com_tibco]$
ll *.tmp
-rw-r--r-- 1 tibco tibco 9911 Oct 12 11:14 tibco_####_TIBCO_QA2_Administrator_tparhetibq017.####.com59169.tmp
-rw-r--r-- 1 tibco tibco 9965 Oct 12 11:44 tibco_####_TIBCO_QA2_Administrator_tparhetibq017.####.com59179.tmp

4.Restart the hawk agent on BW machine.

3.If above steps does not solve the issue, just restart the administrator server & finally start the hawk agent on admin machine.