EMC UNITY 300F The upgrade has failed. Try rebooting the Storage Processor (SPA) and then install the

Hello everyone, I wanted to upgrade my Unity 300F to version 5.5.0.0.5.259. During this process, controller A malfunctioned, and the process stopped. I physically replaced controller A. I can now access it through the service port. Both controllers appear to be updated to this version, but the error message on the screen below persists.