Flow price: --
a8d7bf567998236c1624130cf2b82de18a1b21bdc2e6b5f92fd19fd2db379b44

Transaction

Hash: a8d7bf567998236c1624130cf2b82de18a1b21bdc2e6b5f92fd19fd2db379b44
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a8d7bf567998236c1624130cf2b82de18a1b21bdc2e6b5f92fd19fd2db379b44:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a8d7bf567998236c1624130cf2b82de18a1b21bdc2e6b5f92fd19fd2db379b44
Status:
ERROR
Block height:
40146066
Block id:
50f35636a4dafa1e6b0a652a84710da558397485b9c5f22c5b4051742a40e817
Timestamp:
Wednesday 2 November 2022 at 04:38:21 UTC
()
Proposer:
Authorizers:
Gas used:
50