Flow price: --
8e57c4d42eac7d856c1120f01d9f8615f42944990b405b12b19f2f009c9a8c10

Transaction

Hash: 8e57c4d42eac7d856c1120f01d9f8615f42944990b405b12b19f2f009c9a8c10
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8e57c4d42eac7d856c1120f01d9f8615f42944990b405b12b19f2f009c9a8c10:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
8e57c4d42eac7d856c1120f01d9f8615f42944990b405b12b19f2f009c9a8c10
Status:
ERROR
Block height:
39876843
Block id:
76fb40a222adfc006d1abf6b12824e0ebcfcae516fecd2935af8d3ec3279d8b9
Timestamp:
Friday 28 October 2022 at 16:33:38 UTC
()
Proposer:
Authorizers:
Gas used:
50