src/web/objects/web-disp.p is a standard program but your application calls it from $DLC/src. It can be a customized version.
tptstart-new.p is a part of application.
Or rcode corruption, for example. Protraces point out that the same rcode and the same statement in rcode was running while the errors were issued.
But the best choice is to upgrade your Progress version first.
When db will be up and running again check promon / Activity: Latch Counts
Does BFP latch (latchId 18) activity is zero for intervals when backup is not running?
It's HIGHLY recommended
[2026/07/18@12:46:29.000+0000] P-6251 T-139917056815360 I WSAGENT 0: (49) SYSTEM ERROR: Memory violation...
It's very difficult to answer these questions for memory violation errors. Strictly speaking, it's not an error, but a consequence of an error. The bug caused an access to an invalid address. As a result, the code received or modified invalid data. This will continue until the invalid address...
In other words, transaction activity continued after the memory violation errors. Latches 14 and 18 were not permanently locked. Hence the corresponding error messages are not part of the root cause.
[2026/07/13@06:19:46.015-0500] P-17611 T-140394007668160 I AIMGT 22: (3778) This is after-image file number 213817 since the last AIMAGE BEGIN
[2026/07/13@06:19:51.016-0500] P-17611 T-140394007668160 I AIMGT 22: (13199) After-image extent /ai/prod/ipurch/ipurchprod.a6 has been copied to...
Did you check the protrace files?
/apps/ipurchase/work/webspeed/agents/protrace.12422
/apps/ipurchase/work/webspeed/agents/protrace.11762
/apps/ipurchase/work/webspeed/agents/protrace.17354
/apps/ipurchase/work/webspeed/agents/protrace.17338
> [2026/07/13@06:35:46.082-0500] P-17618...
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