Flow price: --
87b9330dc47d80d27e4f84f1845a0ae996dc2bba7d8e7cafe471e022bb5cfa63

Transaction

Hash: 87b9330dc47d80d27e4f84f1845a0ae996dc2bba7d8e7cafe471e022bb5cfa63
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 87b9330dc47d80d27e4f84f1845a0ae996dc2bba7d8e7cafe471e022bb5cfa63:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
87b9330dc47d80d27e4f84f1845a0ae996dc2bba7d8e7cafe471e022bb5cfa63
Status:
ERROR
Block height:
39975397
Block id:
7b00e45b6d9c12cfcb9a72f97ae60ab1b3655b18caea658f21af2ef173bc0729
Timestamp:
Sunday 30 October 2022 at 07:55:33 UTC
()
Proposer:
Authorizers:
Gas used:
49