Flow price: --
905df73861afdfd8f0ca665e7958b0c47b7d38cce4ebb1be67a5811dcf439fb7

Transaction

Hash: 905df73861afdfd8f0ca665e7958b0c47b7d38cce4ebb1be67a5811dcf439fb7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 905df73861afdfd8f0ca665e7958b0c47b7d38cce4ebb1be67a5811dcf439fb7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
905df73861afdfd8f0ca665e7958b0c47b7d38cce4ebb1be67a5811dcf439fb7
Status:
ERROR
Block height:
40133237
Block id:
927a27a696a953ff44ecc2358c5fc5ef7056464a0639b4fe5e01fba9978449c1
Timestamp:
Tuesday 1 November 2022 at 23:26:07 UTC
()
Proposer:
Authorizers:
Gas used:
47