LR Classic Catelog will not load

[#1]

My computer died last night and ever since the catelog that my photos i was working on will not open. Says its open somewhere else. HELP! 

[#2]

My computer died last night and ever since the catelog that my photos i was working on will not open. Says its open somewhere else. HELP! 

[#3]

Check for a lock file

https://helpx.adobe.com/lightroom-classic/kb/lightroom-error-catalog-cannot-be-opened-lrcat-lock.htm...