Flow price: --
bd003ee0510828c7c0c0d64f29fc744b04da595ff5d5e6269f78e8c900f2a5e8

Transaction

Hash: bd003ee0510828c7c0c0d64f29fc744b04da595ff5d5e6269f78e8c900f2a5e8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> bd003ee0510828c7c0c0d64f29fc744b04da595ff5d5e6269f78e8c900f2a5e8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
bd003ee0510828c7c0c0d64f29fc744b04da595ff5d5e6269f78e8c900f2a5e8
Status:
ERROR
Block height:
40039395
Block id:
b257691d94aca6e2e182815c0f98d7dc120eb337caeaaa38db4f7ddb00b7cefb
Timestamp:
Monday 31 October 2022 at 09:29:12 UTC
()
Proposer:
Authorizers:
Gas used:
46