Flow price: --
6eb82ce643d5ec19a729b91889a78637e6759d9e70a4aee43e0ab5cac186c6d4

Transaction

Hash: 6eb82ce643d5ec19a729b91889a78637e6759d9e70a4aee43e0ab5cac186c6d4
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6eb82ce643d5ec19a729b91889a78637e6759d9e70a4aee43e0ab5cac186c6d4:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6eb82ce643d5ec19a729b91889a78637e6759d9e70a4aee43e0ab5cac186c6d4
Status:
ERROR
Block height:
40043685
Block id:
fcf4280c91c2e1bfc265b09c1ade1c43a601fa195db20b12bdb950cef02bee53
Timestamp:
Monday 31 October 2022 at 11:13:29 UTC
()
Proposer:
Authorizers:
Gas used:
48