Flow price: --
b0a062da12b781dd31cf33f8d135b67a2c12f25a8620a5522ea3b8cba5b214c2

Transaction

Hash: b0a062da12b781dd31cf33f8d135b67a2c12f25a8620a5522ea3b8cba5b214c2
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:
  --> b0a062da12b781dd31cf33f8d135b67a2c12f25a8620a5522ea3b8cba5b214c2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
b0a062da12b781dd31cf33f8d135b67a2c12f25a8620a5522ea3b8cba5b214c2
Status:
ERROR
Block height:
40511550
Block id:
33fc39502e44730c21844b926a7499c1d2039b1834765a055adf09d9b921579e
Timestamp:
Tuesday 8 November 2022 at 07:46:32 UTC
()
Proposer:
Authorizers:
Gas used:
23