Flow price: --
a236e2dc28beaed7f121e7bda9b913b6c319e4d741f78229e491c09893de498e

Transaction

Hash: a236e2dc28beaed7f121e7bda9b913b6c319e4d741f78229e491c09893de498e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a236e2dc28beaed7f121e7bda9b913b6c319e4d741f78229e491c09893de498e: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:
a236e2dc28beaed7f121e7bda9b913b6c319e4d741f78229e491c09893de498e
Status:
ERROR
Block height:
40057490
Block id:
41522d1b4084d3f70480afcd0fe1e115f5a19b631f05d6ce6e1282bf95002bf1
Timestamp:
Monday 31 October 2022 at 16:48:59 UTC
()
Proposer:
Authorizers:
Gas used:
50