Flow price: --
e2e7cf571b25c06e56d9998dbb5c2b509ee612ddff7b6d473b3a9fa864fe6492

Transaction

Hash: e2e7cf571b25c06e56d9998dbb5c2b509ee612ddff7b6d473b3a9fa864fe6492
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:
  --> e2e7cf571b25c06e56d9998dbb5c2b509ee612ddff7b6d473b3a9fa864fe6492:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
e2e7cf571b25c06e56d9998dbb5c2b509ee612ddff7b6d473b3a9fa864fe6492
Status:
ERROR
Block height:
40171785
Block id:
751aff2752b0fd47da94b1cd97e562e988736387ee103125745b0a9797109473
Timestamp:
Wednesday 2 November 2022 at 16:34:43 UTC
()
Proposer:
Authorizers:
Gas used:
25