Flow price: --
fdf00ad8e1b5e93cfc99f02252f21ffd371ff92b2a338705ec1ee4a46f19e14e

Transaction

Hash: fdf00ad8e1b5e93cfc99f02252f21ffd371ff92b2a338705ec1ee4a46f19e14e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> fdf00ad8e1b5e93cfc99f02252f21ffd371ff92b2a338705ec1ee4a46f19e14e: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:
fdf00ad8e1b5e93cfc99f02252f21ffd371ff92b2a338705ec1ee4a46f19e14e
Status:
ERROR
Block height:
39909518
Block id:
96f3e1c755dd1347c6a0bb37f892095c49b90c2df8dcb5d8137d400f379d756f
Timestamp:
Saturday 29 October 2022 at 05:33:53 UTC
()
Proposer:
Authorizers:
Gas used:
46