Flow price: --
ca806965039d17945886c6c6fd308f58fafbf8b51341c5d67d0070e2cad5d1cf

Transaction

Hash: ca806965039d17945886c6c6fd308f58fafbf8b51341c5d67d0070e2cad5d1cf
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ca806965039d17945886c6c6fd308f58fafbf8b51341c5d67d0070e2cad5d1cf: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:
ca806965039d17945886c6c6fd308f58fafbf8b51341c5d67d0070e2cad5d1cf
Status:
ERROR
Block height:
39903191
Block id:
0fa01b245439bff389dc069784a6f844577967c1f38f7161b541eaf190f9cc67
Timestamp:
Saturday 29 October 2022 at 03:02:02 UTC
()
Proposer:
Authorizers:
Gas used:
59