Flow price: --
a55501d41b788f91ba2b200533d3bed412e834c703925c38b5986a946cef3901

Transaction

Hash: a55501d41b788f91ba2b200533d3bed412e834c703925c38b5986a946cef3901
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:
  --> a55501d41b788f91ba2b200533d3bed412e834c703925c38b5986a946cef3901:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
a55501d41b788f91ba2b200533d3bed412e834c703925c38b5986a946cef3901
Status:
ERROR
Block height:
40457298
Block id:
d28352203e5604dc06bb5d62e0f0b81401d6476f8f0281bcc94636797e7e2eac
Timestamp:
Monday 7 November 2022 at 09:53:18 UTC
()
Proposer:
Authorizers:
Gas used:
23