2776958 - SAP Web Dispatcher Not Starting - maximal number of active systems reached

SAP Web Dispatcher is not starting and you can see following error messages in dev_webdisp trace:

[Thr 139841789335424] *** ERROR => IcrIUpdateSystemConfig: maximal number of active systems reached (64)  [icrxxsystema 4142]
[Thr 139841789335424] *** ERROR => IcrSetWdispSystemParam: Update of system configuration failed: Max number of systems exceeded(-35) [icrxxsystema 3104]
[Thr 139841789335424] *** ERROR => ICR: Configuration of backend systems failed: Max number of systems exceeded(-35) [icrxx.c      2913]
[Thr 139841789335424] *** ERROR => IcrMain: IcrInit failed (rc=-35) [icxxman.c    891]

SAP Web Dispatcher

wdisp/max_systems, wdisp/system_<xx>, WDP, doesn't, start, fails , KBA , BC-CST-WDP , Web Dispatcher , Problem