Flow price: --
879bb57890e35a0eebe1bdd7bd9f9750286a8a8f94bd7b9e0344b9ca6b0f3946

Transaction

Hash: 879bb57890e35a0eebe1bdd7bd9f9750286a8a8f94bd7b9e0344b9ca6b0f3946
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 879bb57890e35a0eebe1bdd7bd9f9750286a8a8f94bd7b9e0344b9ca6b0f3946:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
879bb57890e35a0eebe1bdd7bd9f9750286a8a8f94bd7b9e0344b9ca6b0f3946
Status:
ERROR
Block height:
40027745
Block id:
254c395abe00e4794af8b8dd0ecd1845867f728a9ad71cf96e956231168b3f2a
Timestamp:
Monday 31 October 2022 at 04:48:14 UTC
()
Proposer:
Authorizers:
Gas used:
50