Flow price: --
5523b12cb5b7c9af6841d647d0dcaeffdd00f52fa3cb7687a235d94947cbf3f7

Transaction

Hash: 5523b12cb5b7c9af6841d647d0dcaeffdd00f52fa3cb7687a235d94947cbf3f7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5523b12cb5b7c9af6841d647d0dcaeffdd00f52fa3cb7687a235d94947cbf3f7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5523b12cb5b7c9af6841d647d0dcaeffdd00f52fa3cb7687a235d94947cbf3f7
Status:
ERROR
Block height:
39908079
Block id:
b1e9fd01bbd48ee48193523756ff3d0433c95bb463cbcc75d27685e0453485ae
Timestamp:
Saturday 29 October 2022 at 04:59:45 UTC
()
Proposer:
Authorizers:
Gas used:
47