Flow price: --
1b173f7b6cd50b6cab59b56dc92da19b04a58aaff7548075a4b232d076e5a6b2

Transaction

Hash: 1b173f7b6cd50b6cab59b56dc92da19b04a58aaff7548075a4b232d076e5a6b2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1b173f7b6cd50b6cab59b56dc92da19b04a58aaff7548075a4b232d076e5a6b2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1b173f7b6cd50b6cab59b56dc92da19b04a58aaff7548075a4b232d076e5a6b2
Status:
ERROR
Block height:
40122902
Block id:
34f85987e9fde32b207f9f239426f0aa7f5c3e51be2dfac76cefb5ae756c37dc
Timestamp:
Tuesday 1 November 2022 at 19:11:37 UTC
()
Proposer:
Authorizers:
Gas used:
47