updated metaXR-all-in-one xr sdk from v67 to v77. associated script cannot be loaded

I have updated metaXR all in one sdk from version 67 to v77 latest. I'm using unity 2022.3.21f1. Lots of files used in the project is having problem. should i revert to the last used version? 

What i have done to fix this? 

1. after updating  i got this issue "OVRProjectConfig exists but could not be loaded. Config values may not be available until restart." first
   1. deleted the package cache folder under library. and restarted unity to regenerate those files incase if any package is causing issue.
   2. also deleted the OculusProjectConfig.asset file under oculus directory in assets. 
      1. it got regenerat

I restarted the unity editor. now i'm getting this earlier issue 

can anyone look into this issue. Thanks in advance.  tdmowrer​ any idea?