APP-FND-01516 : Invalid application username,password or database

Yesterday on one of the 11.5.10.2 instance users started receiving APP-FND-01516 : Invalid application username,password or database.

Issue : Application file system was 100% full and some cleanup helped us to get back on track

Finding ATG RUP Level

SELECT bug_number,
last_update_date,
Decode (bug_number, 2728236, 'OWF.G INCLUDED IN 11.5.9',
3031977, 'POST OWF.G ROLLUP 1 - 11.5.9.1',
3061871, 'POST OWF.G ROLLUP 2 - 11.5.9.2',
3124460, 'POST OWF.G ROLLUP 3 - 11.5.9.3',
3126422,
'11.5.9 Oracle E-Business Suite Consolidated Update 1',
3171663,
'11.5.9 Oracle E-Business Suite Consolidated Update 2',
3316333, 'POST OWF.G ROLLUP 4 - 11.5.9.4.1',
3314376, 'POST OWF.G ROLLUP 5 - 11.5.9.5',
3409889,
'POST OWF.G ROLLUP 5 Consolidated Fixes For OWF.G RUP 5',
3492743, 'POST OWF.G ROLLUP 6 - 11.5.9.6',
3868138, 'POST OWF.G ROLLUP 7 - 11.5.9.7',
3262919, 'FMWK.H',
3262159, 'FND.H INCLUDE OWF.H',
3258819, 'OWF.H INCLUDED IN 11.5.10',
3438354, '11i.ATG_PF.H INCLUDE OWF.H',
3140000,
'ORACLE APPLICATIONS RELEASE 11.5.10 MAINTENANCE PACK',
3240000,
'11.5.10 ORACLE E-BUSINESS SUITE CONSOLIDATED UPDATE 1',
3460000,
'11.5.10 ORACLE E-BUSINESS SUITE CONSOLIDATED UPDATE 2',
3480000,
'ORACLE APPLICATIONS RELEASE 11.5.10.2 MAINTENANCE PACK',
4017300,
'ATG_PF:11.5.10 Consolidated Update (CU1) for ATG Product Family',
4125550,
'ATG_PF:11.5.10 Consolidated Update (CU2) for ATG Product Family',
5121512,
'AOL USER RESPONSIBILITY SECURITY FIXES VERSION 1',
6008417, 'AOL USER RESPONSIBILITY SECURITY FIXES 2b',
6047864,
'REHOST JOC FIXES (BASED ON JOC 10.1.2.2) FOR APPS 11i',
4334965, '11i.ATG_PF.H RUP3',
4676589, '11i.ATG_PF.H.RUP4',
5473858, '11i.ATG_PF.H.RUP5',
5903765, '11i.ATG_PF.H.RUP6',
6241631, '11i.ATG_PF.H.RUP7',
4440000, 'Oracle Applications Release 12 Maintenance Pack',
5082400, '12.0.1 Release Update Pack (RUP1)',
5484000, '12.0.2 Release Update Pack (RUP2)',
6141000, '12.0.3 Release Update Pack (RUP3)',
6435000, '12.0.4 RELEASE UPDATE PACK (RUP4)',
5907545, 'R12.ATG_PF.A.DELTA.1',
5917344, 'R12.ATG_PF.A.DELTA.2',
6077669, 'R12.ATG_PF.A.DELTA.3',
6272680, 'R12.ATG_PF.A.DELTA.4',
7237006, 'R12.ATG_PF.A.DELTA.6',
6728000, '12.0.6 RELEASE UPDATE PACK (RUP6)',
7303030, '12.1.1 Maintenance Pack',
7651091, 'Oracle Applications Technology Release Update Pack 2 for 12.1 (R12.ATG_PF.B.DELTA.2)',
7303033, 'Oracle E-Business Suite 12.1.2 Release Update Pack (RUP2)',
8919491, 'Oracle E-Business Suite Applications Technology Release 12.1.3 (R12.ATG_PF.B.delta.3)',
bug_number) bug,
aru_release_name
FROM ad_bugs b
WHERE b.bug_number IN ( '2728236', '3031977', '3061871', '3124460',
'3126422', '3171663', '3316333', '3314376',
'3409889', '3492743', '3262159', '3262919',
'3868138', '3258819', '3438354', '3240000',
'3460000', '3140000', '3480000', '4017300',
'4125550', '6047864', '6008417', '5121512',
'4334965', '4676589', '5473858', '5903765',
'6241631', '4440000', '5082400', '5484000',
'6141000', '6435000', '5907545', '5917344',
'6077669', '6272680', '7237006', '6728000',
'7303030', '7651091', '7303033', '8919491' )
ORDER BY bug_number,
last_update_date,
aru_release_name;