Can I rejoin my old employer after giving my resignation?

I am from west bengal..i resign my govt job 19.02.2021 and joined as a teacher in a govt school... But i was not satisfied as a teacher...I called my previous employer,,,he said my resignation was not accepted till then...i did not go any further procedure like salary intake,cosa form fill up and also not verified my documents to my component higher authority and put resignation from teacher post next day 20.02.21. in school... Next day i applied for withdrawn my resignation latter to my previous employer and he received and I rejoined my previous job.... is there any problem?