Flow price: --
a817707d4692a6416478877a2b5620e6af7b92885c9c2dac43f2b1bdae131975

Transaction

Hash: a817707d4692a6416478877a2b5620e6af7b92885c9c2dac43f2b1bdae131975
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a817707d4692a6416478877a2b5620e6af7b92885c9c2dac43f2b1bdae131975:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a817707d4692a6416478877a2b5620e6af7b92885c9c2dac43f2b1bdae131975
Status:
ERROR
Block height:
39843676
Block id:
52d4b7a881ae36b515e57218a337a3cccefdf1bc3e0f4637be8ce9a3c5de3539
Timestamp:
Friday 28 October 2022 at 03:12:51 UTC
()
Proposer:
Authorizers:
Gas used:
47