Flow price: --
634bb241aa0ef2ffd9087be0f41fbaf369fe70955f1b6a0631dba5c953deff72

Transaction

Hash: 634bb241aa0ef2ffd9087be0f41fbaf369fe70955f1b6a0631dba5c953deff72
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 634bb241aa0ef2ffd9087be0f41fbaf369fe70955f1b6a0631dba5c953deff72:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
634bb241aa0ef2ffd9087be0f41fbaf369fe70955f1b6a0631dba5c953deff72
Status:
ERROR
Block height:
40086732
Block id:
2e689dca5e6655ae6a8a3699a4d421446f906fadc8036a10fa803dd387229dc5
Timestamp:
Tuesday 1 November 2022 at 04:31:55 UTC
()
Proposer:
Authorizers:
Gas used:
46