How to a check a corrupt .rsc fileProduct: MicroStation J V7Version: 07.01.04.10Area: Custom Linestyles
You can check the structure of the resource file by using the RDUMP utility which is located in :
Bentley> Program > MicroStation > MDL >Bin directory.
Move your resource file to this directory and from the Microstation Development shell type in lower case:Through Development Shell Change directories to the rdump.exe in the MDL> BIN DirectoryThen run the following:rdump -x <(><<)>filename>This will show you the structure of the resource file and check the files integrityThen from the same directory type:rlib -o <(><<)>newfilename> -v <(><<)>oldfilename>This will create a new resource file and merge the old one into it.
https://communities.bentley.com/products/microstation/w/microstation__wiki/14628/how-to-check-if-a-rsc-file-is-corrupted