Flow price: --
df5b0f07467eafee6b103c1f411c8d02cd758f4b92d69f2541db374d7a82b35f

Transaction

Hash: df5b0f07467eafee6b103c1f411c8d02cd758f4b92d69f2541db374d7a82b35f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> df5b0f07467eafee6b103c1f411c8d02cd758f4b92d69f2541db374d7a82b35f: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:
df5b0f07467eafee6b103c1f411c8d02cd758f4b92d69f2541db374d7a82b35f
Status:
ERROR
Block height:
40002058
Block id:
9004c88674d45bbb4dc8f153b16428006f6ee554c43de0fc28d55f6a8ade6b12
Timestamp:
Sunday 30 October 2022 at 18:35:52 UTC
()
Proposer:
Authorizers:
Gas used:
49