Known Oracle AP monthend issues

Issue:
AP processor are not able to close Oracle AP for a period.

Fact:
Oracle Payables ver 11.5.9

Reason:
Following are the known issues that can stop AP monthend in Oracle applications.
This applies to Oracle application version 11i (Including 11.5.9, 11.5.10)

1. AP Orphan record issue

Check following post:
http://oracally.blogspot.com/2010/01/oracle-ap-orphan-record-issue.html

2. -1 issue: AP_AE_LINES_ALL table contains rows having -1 in CODE_COMBINATION_ID column
COST Center is deactivated
GL security rule

check following post,
http://oracally.blogspot.com/2010/01/1-issue-apaelinesall-table-contains.html

3. INCOMPLETE status in AP_ACCOUNTING_EVENTS_ALL table

Check following post,
http://oracally.blogspot.com/2010/01/incomplete-status-in.html