Flow price: --
d48d9e3e2e98cd0070a588236ac2b9aa0dcc8159d3debae9321313e1424f9fed

Transaction

Hash: d48d9e3e2e98cd0070a588236ac2b9aa0dcc8159d3debae9321313e1424f9fed
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d48d9e3e2e98cd0070a588236ac2b9aa0dcc8159d3debae9321313e1424f9fed: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:
d48d9e3e2e98cd0070a588236ac2b9aa0dcc8159d3debae9321313e1424f9fed
Status:
ERROR
Block height:
39847734
Block id:
62ea76f21c9d40185f0f42822f3c94eba171fdc1213fa5fe920f8a3f81510eb2
Timestamp:
Friday 28 October 2022 at 04:50:40 UTC
()
Proposer:
Authorizers:
Gas used:
47