Flow price: --
99c8ab2bf46d8309a464986746df2929f8cb7811fb618a2ee8230e6d0665cdcd

Transaction

Hash: 99c8ab2bf46d8309a464986746df2929f8cb7811fb618a2ee8230e6d0665cdcd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 99c8ab2bf46d8309a464986746df2929f8cb7811fb618a2ee8230e6d0665cdcd: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:
99c8ab2bf46d8309a464986746df2929f8cb7811fb618a2ee8230e6d0665cdcd
Status:
ERROR
Block height:
39838734
Block id:
c1f2b410a706a44a087ed3525bc70fc100bf76f6d42f358903b7f0bf29125746
Timestamp:
Friday 28 October 2022 at 01:13:40 UTC
()
Proposer:
Authorizers:
Gas used:
47