Flow price: --
60e76003aac9b3d408a38caa2a3138ace6420708e1edeb78c696c057c6580dba

Transaction

Hash: 60e76003aac9b3d408a38caa2a3138ace6420708e1edeb78c696c057c6580dba
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 60e76003aac9b3d408a38caa2a3138ace6420708e1edeb78c696c057c6580dba: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:
60e76003aac9b3d408a38caa2a3138ace6420708e1edeb78c696c057c6580dba
Status:
ERROR
Block height:
39851008
Block id:
58029567e480a8886523dcf2e7551e5a31dfa968d1448c41546c650b08bcc7cc
Timestamp:
Friday 28 October 2022 at 06:10:03 UTC
()
Proposer:
Authorizers:
Gas used:
48