Flow price: --
2d50f698d77daa5ad6297fb8305a602d8bacb2affc307f7419bed274ee358ad8

Transaction

Hash: 2d50f698d77daa5ad6297fb8305a602d8bacb2affc307f7419bed274ee358ad8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2d50f698d77daa5ad6297fb8305a602d8bacb2affc307f7419bed274ee358ad8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2d50f698d77daa5ad6297fb8305a602d8bacb2affc307f7419bed274ee358ad8
Status:
ERROR
Block height:
40161755
Block id:
34df4b403a4b26167879ecaef98a1795412176d0537abb1b073b2f2cb309fb1c
Timestamp:
Wednesday 2 November 2022 at 11:01:08 UTC
()
Proposer:
Authorizers:
Gas used:
50