Flow price: --
5ee6312b61eda069c7f04b35305cd67dc4675c7a98800fc699f31da8312314cb

Transaction

Hash: 5ee6312b61eda069c7f04b35305cd67dc4675c7a98800fc699f31da8312314cb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5ee6312b61eda069c7f04b35305cd67dc4675c7a98800fc699f31da8312314cb: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:
5ee6312b61eda069c7f04b35305cd67dc4675c7a98800fc699f31da8312314cb
Status:
ERROR
Block height:
39960698
Block id:
12c6859abb558ffd65e376420a3733028ce0dd3faf854486de331397d74bcc7f
Timestamp:
Sunday 30 October 2022 at 02:02:32 UTC
()
Proposer:
Authorizers:
Gas used:
46