Flow price: --
9e2442ba748cc85f04bfb20a1b7668aa7fea1512252f76f96d5fe8e10bbb08e8

Transaction

Hash: 9e2442ba748cc85f04bfb20a1b7668aa7fea1512252f76f96d5fe8e10bbb08e8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9e2442ba748cc85f04bfb20a1b7668aa7fea1512252f76f96d5fe8e10bbb08e8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9e2442ba748cc85f04bfb20a1b7668aa7fea1512252f76f96d5fe8e10bbb08e8
Status:
ERROR
Block height:
39939342
Block id:
01dc5f65c83d938bb704e28964753738f8957030c8aae5fa6f4768658f7a6785
Timestamp:
Saturday 29 October 2022 at 17:36:01 UTC
()
Proposer:
Authorizers:
Gas used:
46