Flow price: --
cbb4998750ea741c6f9d73d7c494b245a0aeddd1a82e626b28c0ef1b8e2cff9d

Transaction

Hash: cbb4998750ea741c6f9d73d7c494b245a0aeddd1a82e626b28c0ef1b8e2cff9d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> cbb4998750ea741c6f9d73d7c494b245a0aeddd1a82e626b28c0ef1b8e2cff9d: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:
cbb4998750ea741c6f9d73d7c494b245a0aeddd1a82e626b28c0ef1b8e2cff9d
Status:
ERROR
Block height:
40042736
Block id:
4679ad8f3a0d27ebbbbe022a74027abe163fba98678b1f7501885e633c95ddd8
Timestamp:
Monday 31 October 2022 at 10:50:24 UTC
()
Proposer:
Authorizers:
Gas used:
50