Flow price: --
817f2834a7a090c0d6ec679efc7bb4e93a158e54bd32dfb5371c8ab05e837ddd

Transaction

Hash: 817f2834a7a090c0d6ec679efc7bb4e93a158e54bd32dfb5371c8ab05e837ddd
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:
  --> 817f2834a7a090c0d6ec679efc7bb4e93a158e54bd32dfb5371c8ab05e837ddd: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:
817f2834a7a090c0d6ec679efc7bb4e93a158e54bd32dfb5371c8ab05e837ddd
Status:
ERROR
Block height:
40859284
Block id:
a289a30823ccae61141f7576e3d30146b0500a7369631d8148ba18c3bcc7b11a
Timestamp:
Monday 14 November 2022 at 03:55:23 UTC
()
Proposer:
Authorizers:
Gas used:
23