Flow price: --
70a4c57fd76d7aba1902c761e0b9910a22db9fbc6f1ea0e8140022fd9852ef19

Transaction

Hash: 70a4c57fd76d7aba1902c761e0b9910a22db9fbc6f1ea0e8140022fd9852ef19
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 70a4c57fd76d7aba1902c761e0b9910a22db9fbc6f1ea0e8140022fd9852ef19:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
70a4c57fd76d7aba1902c761e0b9910a22db9fbc6f1ea0e8140022fd9852ef19
Status:
ERROR
Block height:
39858464
Block id:
b37e0dc7b83683cfbc8732e84211264d0745a3e15ef2437530fbcf45968db665
Timestamp:
Friday 28 October 2022 at 09:11:52 UTC
()
Proposer:
Authorizers:
Gas used:
47