Flow price: --
7aa16cfa30ab5204eaac2caf52e7bb14fb22ef257b19d6333e8b26665a284879

Transaction

Hash: 7aa16cfa30ab5204eaac2caf52e7bb14fb22ef257b19d6333e8b26665a284879
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7aa16cfa30ab5204eaac2caf52e7bb14fb22ef257b19d6333e8b26665a284879:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
7aa16cfa30ab5204eaac2caf52e7bb14fb22ef257b19d6333e8b26665a284879
Status:
ERROR
Block height:
39919547
Block id:
3e060ffca666dd0ec7c9c5871bfa0513e4eb59fa36b86ca3cd9eaa5914a9e046
Timestamp:
Saturday 29 October 2022 at 09:35:51 UTC
()
Proposer:
Authorizers:
Gas used:
50