Flow price: --
75e9e028ba34a66c6aa7be6f9afbc93008db8b85b34ba2181d85bb7bf9e626eb

Transaction

Hash: 75e9e028ba34a66c6aa7be6f9afbc93008db8b85b34ba2181d85bb7bf9e626eb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 75e9e028ba34a66c6aa7be6f9afbc93008db8b85b34ba2181d85bb7bf9e626eb: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:
75e9e028ba34a66c6aa7be6f9afbc93008db8b85b34ba2181d85bb7bf9e626eb
Status:
ERROR
Block height:
39796707
Block id:
d95f54a1a60114b031731efb82e54a81a6ef55156b2cd22488eb468ff109d643
Timestamp:
Thursday 27 October 2022 at 08:15:41 UTC
()
Proposer:
Authorizers:
Gas used:
46