Flow price: --
87274837cb9b8b3b9149c344267847e8a0b87b172a3650ee8a3154c0b75263be

Transaction

Hash: 87274837cb9b8b3b9149c344267847e8a0b87b172a3650ee8a3154c0b75263be
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> 87274837cb9b8b3b9149c344267847e8a0b87b172a3650ee8a3154c0b75263be:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:24


Hash:
87274837cb9b8b3b9149c344267847e8a0b87b172a3650ee8a3154c0b75263be
Status:
ERROR
Block height:
40206731
Block id:
0b265f873d6de48bc4eff297cfeeb0de763674c2756f6380c29f89deeb0b31c7
Timestamp:
Thursday 3 November 2022 at 06:18:29 UTC
()
Proposer:
Authorizers:
Gas used:
23