Flow price: --
249e6486f11a92662022fd118cd7883cd3becbcc5c0db25804c94fee5ed91899

Transaction

Hash: 249e6486f11a92662022fd118cd7883cd3becbcc5c0db25804c94fee5ed91899
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 249e6486f11a92662022fd118cd7883cd3becbcc5c0db25804c94fee5ed91899:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
249e6486f11a92662022fd118cd7883cd3becbcc5c0db25804c94fee5ed91899
Status:
ERROR
Block height:
39881221
Block id:
0ee46d0098bfc9708dddeca1e882d5c4eafe532daadfbaeeb4e118270236ef88
Timestamp:
Friday 28 October 2022 at 18:19:17 UTC
()
Proposer:
Authorizers:
Gas used:
50