BugZero | Cisco BugID CSCut98205 - AIR-CT5760 lost configuration after upgrade/reboot

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BugZero | Cisco BugID CSCut98205 - AIR-CT5760 lost configuration after upgrade/reboot

ODD
Cisco
CSCut98205

Cisco - Defect ID: CSCut98205

AIR-CT5760 lost configuration after upgrade/reboot

ODD
Cisco
CSCut98205

Cisco - Defect ID: CSCut98205

AIR-CT5760 lost configuration after upgrade/reboot

Last updated on February 24th, 2026

BugZero Risk Score
9.5 High

Overall: 9.5

Severity: 10.0

Lifecycle: 9.1

Popularity: 4.6

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Bug Details

Description

Symptom

AIR-CT5760 after upgrade/reboot loses configuration

Conditions

AIR-CT5760 controller loses configuration after reboot and configuration due to startup configuration corrupt on reboot.

Workaround

This can be remedied by just taking backup of config and copying to run config after reboot or enabling following commands: conf t no system ignore startupconfig switch all config-register 0x102 end wr mem

Further Problem Description

Change history

2025-04-25 Added: 3.6.0

Relevant Products

Click on a version to see all relevant bugs

Affected versions:3.6.0

Fixed versions: 15.2(2)E3, 15.2(3)E2, 16.1.0, 16.1.1, 16.1.2, 16.1.3, 16.10.1, 16.10.1a, 16.10.1b, 16.10.1c, 16.10.1d, 16.10.1e, 16.10.1i, 16.10.1s, 16.11.1, 16.11.1a, 16.2.1, 16.2.2, 16.3.1, 16.3.1a, 16.3.2, 16.3.3, 16.3.3a, 16.3.4, 16.3.5, 16.3.5a, 16.3.5b, 16.3.5c, 16.3.6, 16.3.7, 16.3.8, 16.4.1, 16.4.2, 16.4.3, 16.5.1, 16.5.1a, 16.5.1b, 16.5.2, 16.5.3, 16.6.1, 16.6.1a, 16.6.2, 16.6.2s, 16.6.3, 16.6.4, 16.6.4a, 16.6.4s, 16.6.5, 16.6.5a, 16.6.5b, 16.7.1, 16.7.1a, 16.7.1b, 16.7.2, 16.7.3, 16.8.1, 16.8.1a, 16.8.1b, 16.8.1c, 16.8.1d, 16.8.1e, 16.8.1s, 16.8.2, 16.8.3, 16.9.1, 16.9.1a, 16.9.1b, 16.9.1c, 16.9.1d, 16.9.1s, 16.9.2, 16.9.2a, 16.9.2s, 16.9.3, 16.9.3h, 16.9.7, 17.3.4, 3.10.10S_V153_3_S10_FC2, 3.10.7S_V153_3_S7_FC1, 3.10.8S_V153_3_S8_FC1, 3.10.8aS_V153_3_S8A_FC1, 3.10.9S_V153_3_S9_FC2, 3.13.10S_V154_3_S10_FC1, 3.13.5S_V154_3_S5_FC1, 3.13.5aS_V154_3_S5A_FC2, 3.13.6S_V154_3_S6_FC1, 3.13.6aS_V154_3_S6A_FC2, 3.13.6bS_V154_3_S6B_FC1, 3.13.7S_V154_3_S7_FC3, 3.13.7aS_V154_3_S7A_FC1, 3.13.8S_V154_3_S8_FC2, 3.13.9S_V154_3_S9_FC2, 3.14.4S_V155_1_S4_FC5, 3.15.4S_V155_2_S4_FC1, 3.16.2S_V155_3_S2_FC2, 3.16.2aS_V155_3_S2A_FC1, 3.16.2bS_V155_3_S2B_FC1, 3.16.3S_V155_3_S3_FC1, 3.16.3aS_V155_3_S3A_FC1, 3.16.4S_V155_3_S4_FC1, 3.16.4aS_V155_3_S4A_FC1, 3.16.4bS_V155_3_S4B_FC1, 3.16.4cS_V155_3_S4C_FC1, 3.16.4dS_V155_3_S4D_FC2, 3.16.4eS_V155_3_S4E_FC1, 3.16.4gS_V155_3_S4G_FC1, 3.16.5S_V155_3_S5_FC2, 3.16.5aS_V155_3_S5A_FC3, 3.16.5bS_V155_3_S5B_FC1, 3.16.6S, 3.16.6bS_V155_3_S6B_FC4, 3.16.7S_V155_3_S7_FC1, 3.16.7aS_V155_3_S7A_FC1, 3.16.7bS_V155_3_S7B_FC1, 3.16.8S_V155_3_S8_FC2, 3.16.9S_V155_3_S9_FC3, 3.17.1S_V156_1_S1_FC3, 3.17.1aS_V156_1_S1A_FC1, 3.17.2S_V156_1_S2_FC1, 3.17.3S_V156_1_S3_FC2, 3.17.4S_V156_1_S4_FC2, 3.18.0SP_V156_2_SP_FC2, 3.18.0S_V156_2_SP_FC2, 3.18.0aS_V156_2_S0A_FC1, 3.18.1SP_V156_2_SP1_FC3, 3.18.1S_V156_2_SP1_FC3, 3.18.1aSP_V156_2_SP1A_FC1, 3.18.1bSP_V156_2_SP1B_FC2, 3.18.1cSP_V156_2_SP1C_FC1, 3.18.1gSP_V156_2_SP1G_FC1, 3.18.1hSP_V156_2_SP1H_FC1, 3.18.1iSP_V156_2_SP1I_FC3, 3.18.2SP_V156_2_SP2_FC2, 3.18.2S_V156_2_SP2_FC2, 3.18.2aSP_V156_2_SP2A_FC3, 3.18.3SP_V156_2_SP3_FC4, 3.18.3S_V156_2_SP3_FC4, 3.18.3aSP_V156_2_SP3A_FC1, 3.18.3bSP_V156_2_SP3B_FC2, 3.18.4SP_V156_2_SP4_FC4, 3.18.4S_V156_2_SP4_FC4, 3.18.5SP_V156_2_SP5_FC4, 3.18.6SP_V156_2_SP6_FC4, 3.6.4E_V152_2_E4

Relevant Products

Click on a version to see all relevant bugs

Affected versions:3.6.0

Fixed versions: 15.2(2)E3, 15.2(3)E2, 16.1.0, 16.1.1, 16.1.2, 16.1.3, 16.10.1, 16.10.1a, 16.10.1b, 16.10.1c, 16.10.1d, 16.10.1e, 16.10.1i, 16.10.1s, 16.11.1, 16.11.1a, 16.2.1, 16.2.2, 16.3.1, 16.3.1a, 16.3.2, 16.3.3, 16.3.3a, 16.3.4, 16.3.5, 16.3.5a, 16.3.5b, 16.3.5c, 16.3.6, 16.3.7, 16.3.8, 16.4.1, 16.4.2, 16.4.3, 16.5.1, 16.5.1a, 16.5.1b, 16.5.2, 16.5.3, 16.6.1, 16.6.1a, 16.6.2, 16.6.2s, 16.6.3, 16.6.4, 16.6.4a, 16.6.4s, 16.6.5, 16.6.5a, 16.6.5b, 16.7.1, 16.7.1a, 16.7.1b, 16.7.2, 16.7.3, 16.8.1, 16.8.1a, 16.8.1b, 16.8.1c, 16.8.1d, 16.8.1e, 16.8.1s, 16.8.2, 16.8.3, 16.9.1, 16.9.1a, 16.9.1b, 16.9.1c, 16.9.1d, 16.9.1s, 16.9.2, 16.9.2a, 16.9.2s, 16.9.3, 16.9.3h, 16.9.7, 17.3.4, 3.10.10S_V153_3_S10_FC2, 3.10.7S_V153_3_S7_FC1, 3.10.8S_V153_3_S8_FC1, 3.10.8aS_V153_3_S8A_FC1, 3.10.9S_V153_3_S9_FC2, 3.13.10S_V154_3_S10_FC1, 3.13.5S_V154_3_S5_FC1, 3.13.5aS_V154_3_S5A_FC2, 3.13.6S_V154_3_S6_FC1, 3.13.6aS_V154_3_S6A_FC2, 3.13.6bS_V154_3_S6B_FC1, 3.13.7S_V154_3_S7_FC3, 3.13.7aS_V154_3_S7A_FC1, 3.13.8S_V154_3_S8_FC2, 3.13.9S_V154_3_S9_FC2, 3.14.4S_V155_1_S4_FC5, 3.15.4S_V155_2_S4_FC1, 3.16.2S_V155_3_S2_FC2, 3.16.2aS_V155_3_S2A_FC1, 3.16.2bS_V155_3_S2B_FC1, 3.16.3S_V155_3_S3_FC1, 3.16.3aS_V155_3_S3A_FC1, 3.16.4S_V155_3_S4_FC1, 3.16.4aS_V155_3_S4A_FC1, 3.16.4bS_V155_3_S4B_FC1, 3.16.4cS_V155_3_S4C_FC1, 3.16.4dS_V155_3_S4D_FC2, 3.16.4eS_V155_3_S4E_FC1, 3.16.4gS_V155_3_S4G_FC1, 3.16.5S_V155_3_S5_FC2, 3.16.5aS_V155_3_S5A_FC3, 3.16.5bS_V155_3_S5B_FC1, 3.16.6S, 3.16.6bS_V155_3_S6B_FC4, 3.16.7S_V155_3_S7_FC1, 3.16.7aS_V155_3_S7A_FC1, 3.16.7bS_V155_3_S7B_FC1, 3.16.8S_V155_3_S8_FC2, 3.16.9S_V155_3_S9_FC3, 3.17.1S_V156_1_S1_FC3, 3.17.1aS_V156_1_S1A_FC1, 3.17.2S_V156_1_S2_FC1, 3.17.3S_V156_1_S3_FC2, 3.17.4S_V156_1_S4_FC2, 3.18.0SP_V156_2_SP_FC2, 3.18.0S_V156_2_SP_FC2, 3.18.0aS_V156_2_S0A_FC1, 3.18.1SP_V156_2_SP1_FC3, 3.18.1S_V156_2_SP1_FC3, 3.18.1aSP_V156_2_SP1A_FC1, 3.18.1bSP_V156_2_SP1B_FC2, 3.18.1cSP_V156_2_SP1C_FC1, 3.18.1gSP_V156_2_SP1G_FC1, 3.18.1hSP_V156_2_SP1H_FC1, 3.18.1iSP_V156_2_SP1I_FC3, 3.18.2SP_V156_2_SP2_FC2, 3.18.2S_V156_2_SP2_FC2, 3.18.2aSP_V156_2_SP2A_FC3, 3.18.3SP_V156_2_SP3_FC4, 3.18.3S_V156_2_SP3_FC4, 3.18.3aSP_V156_2_SP3A_FC1, 3.18.3bSP_V156_2_SP3B_FC2, 3.18.4SP_V156_2_SP4_FC4, 3.18.4S_V156_2_SP4_FC4, 3.18.5SP_V156_2_SP5_FC4, 3.18.6SP_V156_2_SP6_FC4, 3.6.4E_V152_2_E4

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