Symptom:
S1/X2 HO with SGW reallocation fails if during multiple Handovers the call returns back to the initial SGW  which is a collocated SAEGW and is in maintenance mode with "new call policy "applied on whole SAEGW service and 
clear subscribers non-volte auto-delete issued.

.

Conditions:
Calls lost when the subscribers are returned to  the original SAEGW where the PDNS are anchored.

1. Perform an Volte call on a collocated SAEGW .
2. Newcall policy saegw-service all reject  & clear subscribers all non-volte-call auto-delete    applied on the SAEGW 
3. X2/S1 HO with SGW change performed  : successful
4.X2/S1 HO with SGW reallocation back to initial SGW : CS Req being rejected with cause " No resources " in CS response.