Flow price: --
454aa214b157fa0fc407c8a45ad1653a703dccf744d2bf2c6c838379ec4dfcd9

Transaction

Hash: 454aa214b157fa0fc407c8a45ad1653a703dccf744d2bf2c6c838379ec4dfcd9
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:
  --> 454aa214b157fa0fc407c8a45ad1653a703dccf744d2bf2c6c838379ec4dfcd9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
454aa214b157fa0fc407c8a45ad1653a703dccf744d2bf2c6c838379ec4dfcd9
Status:
ERROR
Block height:
41520527
Block id:
cead389d0d35e2a6ebab730d28445a77c295dd34a0610abd4120adfffb3493e0
Timestamp:
Thursday 24 November 2022 at 21:27:50 UTC
()
Proposer:
Authorizers:
Gas used:
23