Flow price: --
343445a1ce01b824ce31ecdbe5c8ce8803dea87ae7a7d5cdf91b55a3b867e5f5

Transaction

Hash: 343445a1ce01b824ce31ecdbe5c8ce8803dea87ae7a7d5cdf91b55a3b867e5f5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 343445a1ce01b824ce31ecdbe5c8ce8803dea87ae7a7d5cdf91b55a3b867e5f5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
343445a1ce01b824ce31ecdbe5c8ce8803dea87ae7a7d5cdf91b55a3b867e5f5
Status:
ERROR
Block height:
39829481
Block id:
629c1f20f15a727c47d97928434ddc6ecd1413d4c9d931b003db92ec78e8d988
Timestamp:
Thursday 27 October 2022 at 21:30:31 UTC
()
Proposer:
Authorizers:
Gas used:
46