Flow price: --
e40177035cbca6312c60a864c0bf09879a3640f81783c3ebed7d5b487484856f

Transaction

Hash: e40177035cbca6312c60a864c0bf09879a3640f81783c3ebed7d5b487484856f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e40177035cbca6312c60a864c0bf09879a3640f81783c3ebed7d5b487484856f: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:
e40177035cbca6312c60a864c0bf09879a3640f81783c3ebed7d5b487484856f
Status:
ERROR
Block height:
40021852
Block id:
98a0866a7dd4b91d06529ae62e1642b0c7fbef92f709d60f777fe7b75a407293
Timestamp:
Monday 31 October 2022 at 02:26:40 UTC
()
Proposer:
Authorizers:
Gas used:
49