Flow price: --
f7e4e5f6c3c16ae16987e4113e0c486f53fda7157be6a69d36a8a9a2ea5987f9

Transaction

Hash: f7e4e5f6c3c16ae16987e4113e0c486f53fda7157be6a69d36a8a9a2ea5987f9
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:
  --> f7e4e5f6c3c16ae16987e4113e0c486f53fda7157be6a69d36a8a9a2ea5987f9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
f7e4e5f6c3c16ae16987e4113e0c486f53fda7157be6a69d36a8a9a2ea5987f9
Status:
ERROR
Block height:
40649932
Block id:
cd13cfab053975ea53202ffe16b7ee0d82d6960c0998c25225a13ca73d10877a
Timestamp:
Thursday 10 November 2022 at 15:37:40 UTC
()
Proposer:
Authorizers:
Gas used:
23