Flow price: --
10988ffcafd4092aa955d77d5cc4329f54f61fa6d95ac7c12e3d21ff66c888c8

Transaction

Hash: 10988ffcafd4092aa955d77d5cc4329f54f61fa6d95ac7c12e3d21ff66c888c8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 10988ffcafd4092aa955d77d5cc4329f54f61fa6d95ac7c12e3d21ff66c888c8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
10988ffcafd4092aa955d77d5cc4329f54f61fa6d95ac7c12e3d21ff66c888c8
Status:
ERROR
Block height:
40103939
Block id:
be86acd7d45ba24783486b44a4b84c9201b558967731827b36c97b25a8a91c24
Timestamp:
Tuesday 1 November 2022 at 11:30:53 UTC
()
Proposer:
Authorizers:
Gas used:
65