Flow price: --
b2ad5e7b90083ca780fc5c8b07fd736927b0ca9e4e8495a9142ca895c0cd1163

Transaction

Hash: b2ad5e7b90083ca780fc5c8b07fd736927b0ca9e4e8495a9142ca895c0cd1163
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b2ad5e7b90083ca780fc5c8b07fd736927b0ca9e4e8495a9142ca895c0cd1163:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b2ad5e7b90083ca780fc5c8b07fd736927b0ca9e4e8495a9142ca895c0cd1163
Status:
ERROR
Block height:
40092263
Block id:
b270ecc8d916fcbcd52fe8f5dc68ce9c236b5f958cd4685193ce22a96a96da0c
Timestamp:
Tuesday 1 November 2022 at 06:47:13 UTC
()
Proposer:
Authorizers:
Gas used:
46