Flow price: --
7cb2d45d7c7dea09b7cd9b1dfe775f6d1b78a07482ec5ac7968899822d296ed7

Transaction

Hash: 7cb2d45d7c7dea09b7cd9b1dfe775f6d1b78a07482ec5ac7968899822d296ed7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7cb2d45d7c7dea09b7cd9b1dfe775f6d1b78a07482ec5ac7968899822d296ed7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
7cb2d45d7c7dea09b7cd9b1dfe775f6d1b78a07482ec5ac7968899822d296ed7
Status:
ERROR
Block height:
40129348
Block id:
896cb16a346c33770105792de85481aa5daf1f8826ddf2873c0aba6f6a5376eb
Timestamp:
Tuesday 1 November 2022 at 21:50:18 UTC
()
Proposer:
Authorizers:
Gas used:
61