Flow price: --
f9bb55518ceaea956a83effa37b6e69aad5c30850febcfdf89a53c24c5fdf554

Transaction

Hash: f9bb55518ceaea956a83effa37b6e69aad5c30850febcfdf89a53c24c5fdf554
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:
  --> f9bb55518ceaea956a83effa37b6e69aad5c30850febcfdf89a53c24c5fdf554:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
f9bb55518ceaea956a83effa37b6e69aad5c30850febcfdf89a53c24c5fdf554
Status:
ERROR
Block height:
41653652
Block id:
48ef86af0292acadde82386538d5724b56c0a2ee6b7f2403edf20ce428b9afb3
Timestamp:
Sunday 27 November 2022 at 01:06:52 UTC
()
Proposer:
Authorizers:
Gas used:
29