3449370 - Backoffice failed to load due to ZK errors

Cannot load the backoffice due to ZK errors

Failed to mount: Cannot read properties of undefined (reading 'tBodies')
Failed to mount: Cannot read properties of undefined (reading 'getAttribute')
Failed to mount: Cannot read properties of undefined (reading 'tBodies')
Failed to mount: Cannot set properties of undefined (setting 'tabIndex')
Failed to process invoke Cannot set properties of undefined (setting 'tabIndex') (TypeError)
Failed to process setAttrs Cannot read properties of undefined (reading 'style') (TypeError)
Failed to process setAttrs Cannot read properties of undefined (reading 'style') (TypeError)
not found: setOpen
Failed to process invoke Cannot read properties of undefined (reading 'apply') (TypeError)

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backoffice login, zk error , KBA , CEC-SCC-CDM-BO-FRW , Framework , Problem