Flow price: --
87a8c5cd039e039be0d78c781e2362317a8348fd6f448b374526496529648d41

Transaction

Hash: 87a8c5cd039e039be0d78c781e2362317a8348fd6f448b374526496529648d41
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:
  --> 87a8c5cd039e039be0d78c781e2362317a8348fd6f448b374526496529648d41:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
87a8c5cd039e039be0d78c781e2362317a8348fd6f448b374526496529648d41
Status:
ERROR
Block height:
40681206
Block id:
5879e14f8e1b5e1ccaf08a8ec62f35023b4bcfd4e07f0569260d3a2f5bba15b1
Timestamp:
Friday 11 November 2022 at 04:20:22 UTC
()
Proposer:
Authorizers:
Gas used:
25