Code releases are in parallel, so version 4.2.x.x may have fixes that 5.1.x.x does not. Go with a code base that was released late last year or early this year.
We were at 18.104.22.168 and recently upgraded to 22.214.171.124. The messages greatly decreased after that. If you want to stick with 5.1 code, then you may want to consider upgrading to 126.96.36.199, which was released in February of this year.
Transferring Crash file from standby: Login to the Active WLC in HA.
From CLI: (Cisco Controller) >transfer upload datatype crash (Cisco
Controller) >transfer upload filename (Cisco
Controller) >transfer upload mode tftp (Cisco Controller) >transfer
This is the start of a display filter cross reference between Wireshark
and OmniPeek. The 1st installment is a table of advanced filters. More
filters will be added as time allows. It is a living doc, so check back
for changes every so often Please feel f...