Flow price: --
495048e7f969932d0a3cca0b86f46736efaafc86e08124e1f292173d897baa13

Transaction

Hash: 495048e7f969932d0a3cca0b86f46736efaafc86e08124e1f292173d897baa13
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 495048e7f969932d0a3cca0b86f46736efaafc86e08124e1f292173d897baa13:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
495048e7f969932d0a3cca0b86f46736efaafc86e08124e1f292173d897baa13
Status:
ERROR
Block height:
39943456
Block id:
22e7f78c4a32db51082da954a07070b854c7674d443cabb278881f07c351abd9
Timestamp:
Saturday 29 October 2022 at 19:14:37 UTC
()
Proposer:
Authorizers:
Gas used:
46