Flow price: --
dc26317e6248b1fb76c8094f286d1a6403a075c74fbc8f7470b06b67008dff37

Transaction

Hash: dc26317e6248b1fb76c8094f286d1a6403a075c74fbc8f7470b06b67008dff37
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> dc26317e6248b1fb76c8094f286d1a6403a075c74fbc8f7470b06b67008dff37:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
dc26317e6248b1fb76c8094f286d1a6403a075c74fbc8f7470b06b67008dff37
Status:
ERROR
Block height:
40059026
Block id:
9f9bebaf0fde89d5e1d42a20fc3112f651fb9a55e7e4c32c06848f9fc46dcb7f
Timestamp:
Monday 31 October 2022 at 17:26:13 UTC
()
Proposer:
Authorizers:
Gas used:
50