Flow price: --
f91177b60c31717e2a674d47dd503f7e9a4efc6f12f89f9f7461ec841f79c641

Transaction

Hash: f91177b60c31717e2a674d47dd503f7e9a4efc6f12f89f9f7461ec841f79c641
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:
  --> f91177b60c31717e2a674d47dd503f7e9a4efc6f12f89f9f7461ec841f79c641:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
f91177b60c31717e2a674d47dd503f7e9a4efc6f12f89f9f7461ec841f79c641
Status:
ERROR
Block height:
41502275
Block id:
55bd4df4d3b6fa05bbd2da143c36693cd81bca9f612f5382ab5757a0c0dd7c18
Timestamp:
Thursday 24 November 2022 at 14:24:14 UTC
()
Proposer:
Authorizers:
Gas used:
25