Flow price: --
1a4a3476dac0ffb1c514e353d8cf71934cf73aca8ac6119bc02f8519c8cfe94c

Transaction

Hash: 1a4a3476dac0ffb1c514e353d8cf71934cf73aca8ac6119bc02f8519c8cfe94c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1a4a3476dac0ffb1c514e353d8cf71934cf73aca8ac6119bc02f8519c8cfe94c: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:
1a4a3476dac0ffb1c514e353d8cf71934cf73aca8ac6119bc02f8519c8cfe94c
Status:
ERROR
Block height:
40122749
Block id:
17513c816f94cb42816a0027f5a8f98dd05cc41ac22258870e51c1850d657c9e
Timestamp:
Tuesday 1 November 2022 at 19:07:50 UTC
()
Proposer:
Authorizers:
Gas used:
45