Flow price: --
083d5f4267e007b75cf715471688e9940b171b07e2dc3a6cbd1cda8e3bd085da

Transaction

Hash: 083d5f4267e007b75cf715471688e9940b171b07e2dc3a6cbd1cda8e3bd085da
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 083d5f4267e007b75cf715471688e9940b171b07e2dc3a6cbd1cda8e3bd085da:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
083d5f4267e007b75cf715471688e9940b171b07e2dc3a6cbd1cda8e3bd085da
Status:
ERROR
Block height:
39908836
Block id:
00a33869c7f334f915211528ab2435be2140aa8834f90eb6c5240c1af5a88fb8
Timestamp:
Saturday 29 October 2022 at 05:17:49 UTC
()
Proposer:
Authorizers:
Gas used:
46