Refer to the document Understanding Various AP-IOS Flash Corruption Issues in order to understand how to recover APs with flash issues and for details about how to install and run the WLAN Poller tool.
#bad mzip file, unknown zip method? Workaround/Solution SolutionĬaution: Before an upgrade, run the Wireless LAN (WLAN) Poller tool in order to identify affected Cisco IOS APs on the network and fix them. This symptom is indicative of problem #2, corrupted files. %Error fscking flash: (Device or resource busy) *Mar 1 00:01:04.159: %LWAPP-3-CLIENTERRORLOG: Load nvram:/lwapp_ap.cfg.bakįsck operation may take a while. *Mar 1 00:01:04.159: %LWAPP-3-CLIENTERRORLOG: Load nvram:/lwapp_ap.cfg config *Mar 1 00:01:04.159: %LWAPP-3-CLIENTERRORLOG: Save LWAPP Config: error saving config file %Error opening flash:/ (Invalid argument) The size and free space on flash is shown as "-" instead of the actual value. These symptoms are indicative of problem #1, no flash access. Problem Symptom Problem #1: No Flash Access
The AP is unable to perform an upgrade.ĭue to a number of software issues, the flash file system on some Cisco IOS APs might become corrupt over time during normal operation.The AP is unable to save the configuration.The corruption can cause these conditions on the AP: This is most commonly seen when a Wireless LAN Controller (WLC) is upgraded. Some Cisco IOS ® Access Points (APs) report no flash access or file system corruption after an AP reboot. Write of the Private File nvram:/lwapp_ap.cfg Failed on compare RCA needed (try = 1) IOS APs, recovery logic for failure on primary ImageĬonfiguration file should not be modified due to low flash memoryįlash on lightweight IOS APs gets corrupted We deeply apologize to all our customers for any inconvenience caused with this issue.Wave 1 APs - AP radio FW image install failure in the bootup loop
(The Library name will change to red font under > in such case.) In addition, when you try to turn on " Automatic Sync for Library" from an deactivated state, "syncing with server information" is possible, but "syncing with device information" cannot be performed. Also, if you have had the "Automatic Sync for Library" function turned on, resend data is accumulated since the data is not automatically synced even when there is a change on the bookshelf. Please try again with a good internet connection." is displayed. 5.1.0) so that the bookshelf data where the problem occurred is not saved or will overwrite data on the server.Īs a result, when "Save Library to Server" operation is performed, the dialog, "The library cannot be saved. We have forcibly deactivated the function to send data to the server on the iOS application (Ver. This issue has not been newly detected after the provisional measures below. *The issue occurred only when specific conditions were satisfied on iOS application (Ver.
Details of the failure: When adding a book to a bookshelf, the order of books in the bookshelf changes unintentionally. Please contact Support by 11:59 PM on August 12 JST if you wish to change your Library status.
We can change your Library back to the last status saved on the server before 3:00 PM on July 23 JST, when the app was released. Please download the latest application from below. 5.1.0) is still limited due to the provisional measures taken on July 25 JST as mentioned below.
Therefore, please update the app to the latest version since part of the Library function on the old version (Ver. 5.1.2) has been released today on July 31 JST.
In addition, the latest version of the application (Ver. Initially, the cause of the outbreak and conditions were not identified, but both were identified as a result of our investigation. 5.1.0) released on July 23 JST, which changes the book order on the bookshelf unintentionally. We have detected a system failure on the iOS application (Ver.