Flow price: --
ce61632e570e4aacbb3a432b23a1aa40a6f9a3224e1ab702d1d7c95eda230eb1

Transaction

Hash: ce61632e570e4aacbb3a432b23a1aa40a6f9a3224e1ab702d1d7c95eda230eb1
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ce61632e570e4aacbb3a432b23a1aa40a6f9a3224e1ab702d1d7c95eda230eb1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ce61632e570e4aacbb3a432b23a1aa40a6f9a3224e1ab702d1d7c95eda230eb1
Status:
ERROR
Block height:
39870269
Block id:
e7433e05f659e9328db1f4342383086a2ca85165e965fb39ba8c3c0a0002104b
Timestamp:
Friday 28 October 2022 at 13:56:16 UTC
()
Proposer:
Authorizers:
Gas used:
47