Flow price: --
12d478862862de73a812ad94e599a1a73efde850c64aed4a470aacaff671759e

Transaction

Hash: 12d478862862de73a812ad94e599a1a73efde850c64aed4a470aacaff671759e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 12d478862862de73a812ad94e599a1a73efde850c64aed4a470aacaff671759e: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:
12d478862862de73a812ad94e599a1a73efde850c64aed4a470aacaff671759e
Status:
ERROR
Block height:
39949742
Block id:
ef7d1fa4e95fefd031490a9c8145e82c4ca21f627be4c73f992489b5c6c90873
Timestamp:
Saturday 29 October 2022 at 21:43:58 UTC
()
Proposer:
Authorizers:
Gas used:
46