Flow price: --
243cb74436e8e40157dabd58036db08a370b2e86e66d754b07cc47fbc34627c8

Transaction

Hash: 243cb74436e8e40157dabd58036db08a370b2e86e66d754b07cc47fbc34627c8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 243cb74436e8e40157dabd58036db08a370b2e86e66d754b07cc47fbc34627c8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
243cb74436e8e40157dabd58036db08a370b2e86e66d754b07cc47fbc34627c8
Status:
ERROR
Block height:
39837976
Block id:
83e8073ba48ffa426684fbbf575e9bcdcd4cbc5212cecf92fe3220c6d5b2d395
Timestamp:
Friday 28 October 2022 at 00:55:15 UTC
()
Proposer:
Authorizers:
Gas used:
46