Flow price: --
7dd078cf7a2580d4961af6ef52b940db2c344272f0a01d4caf04c000ce0b14e0

Transaction

Hash: 7dd078cf7a2580d4961af6ef52b940db2c344272f0a01d4caf04c000ce0b14e0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7dd078cf7a2580d4961af6ef52b940db2c344272f0a01d4caf04c000ce0b14e0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
7dd078cf7a2580d4961af6ef52b940db2c344272f0a01d4caf04c000ce0b14e0
Status:
ERROR
Block height:
40108451
Block id:
b21e5c04af6de5bf32ea9b4ab87e6c92421c9d62cb12950c63b453720358c00a
Timestamp:
Tuesday 1 November 2022 at 13:20:20 UTC
()
Proposer:
Authorizers:
Gas used:
46