Flow price: --
102880799cc60fe79d79fecfc24e6ad0d219479a3988887ed9ea37fe1c46bf91

Transaction

Hash: 102880799cc60fe79d79fecfc24e6ad0d219479a3988887ed9ea37fe1c46bf91
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 102880799cc60fe79d79fecfc24e6ad0d219479a3988887ed9ea37fe1c46bf91:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
102880799cc60fe79d79fecfc24e6ad0d219479a3988887ed9ea37fe1c46bf91
Status:
ERROR
Block height:
40063616
Block id:
9c298f81df1d5a03a47d4f5ea607a32198869e44c819674cf42f2459502aacfd
Timestamp:
Monday 31 October 2022 at 19:17:17 UTC
()
Proposer:
Authorizers:
Gas used:
50