Flow price: --
58fd9d9efdb47d4f915c7e607b2f6f2c6a3f35820cea9099efb1dd90ac48edd2

Transaction

Hash: 58fd9d9efdb47d4f915c7e607b2f6f2c6a3f35820cea9099efb1dd90ac48edd2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 58fd9d9efdb47d4f915c7e607b2f6f2c6a3f35820cea9099efb1dd90ac48edd2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
58fd9d9efdb47d4f915c7e607b2f6f2c6a3f35820cea9099efb1dd90ac48edd2
Status:
ERROR
Block height:
40119447
Block id:
60e5e6b560df982322ac129eb26efd30434a7f7a1ee1a8ea0462d2e0b46315f8
Timestamp:
Tuesday 1 November 2022 at 17:47:41 UTC
()
Proposer:
Authorizers:
Gas used:
47