Flow price: --
641a61b03e158655c390115d8e8604529735877f6ecfb08f7e33fa8461141123

Transaction

Hash: 641a61b03e158655c390115d8e8604529735877f6ecfb08f7e33fa8461141123
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 641a61b03e158655c390115d8e8604529735877f6ecfb08f7e33fa8461141123:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
641a61b03e158655c390115d8e8604529735877f6ecfb08f7e33fa8461141123
Status:
ERROR
Block height:
40092224
Block id:
ee7e579426b789d37e8f8bf6cc0d096aa1a2c783bc2542d88285c1b6e3704353
Timestamp:
Tuesday 1 November 2022 at 06:46:19 UTC
()
Proposer:
Authorizers:
Gas used:
61