Flow price: --
788245001a699f31f66930607fa37e65418b9772d4d3ff4e3d660d3a7c4e012e

Transaction

Hash: 788245001a699f31f66930607fa37e65418b9772d4d3ff4e3d660d3a7c4e012e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 788245001a699f31f66930607fa37e65418b9772d4d3ff4e3d660d3a7c4e012e: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:
788245001a699f31f66930607fa37e65418b9772d4d3ff4e3d660d3a7c4e012e
Status:
ERROR
Block height:
40144008
Block id:
771901af5ab4b057982ce203f3752f6e1ed4159dc4b913fc33f106bea50cbae2
Timestamp:
Wednesday 2 November 2022 at 03:47:57 UTC
()
Proposer:
Authorizers:
Gas used:
47