Flow price: --
c93cc3d58c652569918318739e91355e69a8dad91ab881fccf555f6651171af1

Transaction

Hash: c93cc3d58c652569918318739e91355e69a8dad91ab881fccf555f6651171af1
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:
  --> c93cc3d58c652569918318739e91355e69a8dad91ab881fccf555f6651171af1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
c93cc3d58c652569918318739e91355e69a8dad91ab881fccf555f6651171af1
Status:
ERROR
Block height:
40741926
Block id:
22536f0e6deb7950ed62051ad5d915782eeba4dcc2ca1790e708c60e009d8e34
Timestamp:
Saturday 12 November 2022 at 04:57:20 UTC
()
Proposer:
Authorizers:
Gas used:
24