Flow price: --
15baae6149830e898e6a3a79e6b78dbc695d325313e6a66644b004bd9caa7b19

Transaction

Hash: 15baae6149830e898e6a3a79e6b78dbc695d325313e6a66644b004bd9caa7b19
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 15baae6149830e898e6a3a79e6b78dbc695d325313e6a66644b004bd9caa7b19:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
15baae6149830e898e6a3a79e6b78dbc695d325313e6a66644b004bd9caa7b19
Status:
ERROR
Block height:
39728231
Block id:
6205215b1a5d096bf1b10acd5768c98e16b2e882ced840bbfacf6320152dd090
Timestamp:
Wednesday 26 October 2022 at 04:40:51 UTC
()
Proposer:
Authorizers:
Gas used:
48