Flow price: --
a8790c0645b790abac50267a54d8c99d7e8653d1e5348f527878fb2fde831d22

Transaction

Hash: a8790c0645b790abac50267a54d8c99d7e8653d1e5348f527878fb2fde831d22
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a8790c0645b790abac50267a54d8c99d7e8653d1e5348f527878fb2fde831d22:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a8790c0645b790abac50267a54d8c99d7e8653d1e5348f527878fb2fde831d22
Status:
ERROR
Block height:
39756043
Block id:
3007d0a06fddec547d4be5b1b06935c8f8553ec25765f9b3083fa17a7f56d2b8
Timestamp:
Wednesday 26 October 2022 at 15:52:01 UTC
()
Proposer:
Authorizers:
Gas used:
48