Flow price: --
aacc7a32f81c9ef149c30c918eae91f8d305d9842f0f1971db1122dee8d58ff7

Transaction

Hash: aacc7a32f81c9ef149c30c918eae91f8d305d9842f0f1971db1122dee8d58ff7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> aacc7a32f81c9ef149c30c918eae91f8d305d9842f0f1971db1122dee8d58ff7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
aacc7a32f81c9ef149c30c918eae91f8d305d9842f0f1971db1122dee8d58ff7
Status:
ERROR
Block height:
39996000
Block id:
5c1e168af93079948ea319779812298a54adc0b43e57459aeaa5ed4d7b85a0fd
Timestamp:
Sunday 30 October 2022 at 16:09:55 UTC
()
Proposer:
Authorizers:
Gas used:
52