Flow price: --
e4dd146f90230e3bfdc9623c256145ce49a09495620c102b00da0a33a8e1c18f

Transaction

Hash: e4dd146f90230e3bfdc9623c256145ce49a09495620c102b00da0a33a8e1c18f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e4dd146f90230e3bfdc9623c256145ce49a09495620c102b00da0a33a8e1c18f: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:
e4dd146f90230e3bfdc9623c256145ce49a09495620c102b00da0a33a8e1c18f
Status:
ERROR
Block height:
40045790
Block id:
435c48c7f57603d66c718434ab7ccce86b429c23c7f3950cd19f7750e6f119ac
Timestamp:
Monday 31 October 2022 at 12:04:28 UTC
()
Proposer:
Authorizers:
Gas used:
48