Flow price: --
809e993033e30744074a6532fb739da5d25bb78036b999d3ea67599e28dcaf34

Transaction

Hash: 809e993033e30744074a6532fb739da5d25bb78036b999d3ea67599e28dcaf34
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 809e993033e30744074a6532fb739da5d25bb78036b999d3ea67599e28dcaf34:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
809e993033e30744074a6532fb739da5d25bb78036b999d3ea67599e28dcaf34
Status:
ERROR
Block height:
39855696
Block id:
69f3e544dd051268c1f7fcf5ab86d509a653bba9e0100dd601750a6eca11c3ba
Timestamp:
Friday 28 October 2022 at 08:05:17 UTC
()
Proposer:
Authorizers:
Gas used:
46