Flow price: --
18778e7ec3b7495ebd68b0270b33f9d8fa45624e0f698cc122fca442c5b0d803

Transaction

Hash: 18778e7ec3b7495ebd68b0270b33f9d8fa45624e0f698cc122fca442c5b0d803
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 18778e7ec3b7495ebd68b0270b33f9d8fa45624e0f698cc122fca442c5b0d803:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
18778e7ec3b7495ebd68b0270b33f9d8fa45624e0f698cc122fca442c5b0d803
Status:
ERROR
Block height:
39923715
Block id:
993c52716a076e855a8839c9a799602d3c671506c1a348da3fcbb3a69cf73ae4
Timestamp:
Saturday 29 October 2022 at 11:16:38 UTC
()
Proposer:
Authorizers:
Gas used:
46