Flow price: --
1216dd92fbac23bc781295a68080749b5b2d0e7ce1a6410e719aa75b4ceba99e

Transaction

Hash: 1216dd92fbac23bc781295a68080749b5b2d0e7ce1a6410e719aa75b4ceba99e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1216dd92fbac23bc781295a68080749b5b2d0e7ce1a6410e719aa75b4ceba99e:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1216dd92fbac23bc781295a68080749b5b2d0e7ce1a6410e719aa75b4ceba99e
Status:
ERROR
Block height:
40159677
Block id:
1e05c567c2445bc33bd9fc671b3e33f1bd2aad26e94068fe4cbd70023e8cd250
Timestamp:
Wednesday 2 November 2022 at 10:10:42 UTC
()
Proposer:
Authorizers:
Gas used:
50