Number of field sequences exceeds limit (similar to TN5250CM1-2: 5250 Too many Field Sequences) just identified in a different area of the code base.
This may indicate an interpretation error in the Inventu Viewer server, a need for an enhancement or a host programming error.
If a user can identify how this occurred you can use Selective Trace, otherwise try to reproduce using Global Tracing during a light usage period, then submit a ticket with the trace files to Inventu Support.