Flow price: --
1e791e4b7431c373118a58bb81900f8207468b279d55a66507cc5768cfa2ef31

Transaction

Hash: 1e791e4b7431c373118a58bb81900f8207468b279d55a66507cc5768cfa2ef31
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1e791e4b7431c373118a58bb81900f8207468b279d55a66507cc5768cfa2ef31:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1e791e4b7431c373118a58bb81900f8207468b279d55a66507cc5768cfa2ef31
Status:
ERROR
Block height:
39866928
Block id:
617691d723fe8c55ac580d77657bdc488c294c77d30ab146c99d70be4702c772
Timestamp:
Friday 28 October 2022 at 12:35:33 UTC
()
Proposer:
Authorizers:
Gas used:
48