Flow price: --
12240f229b8db51d243befe04c8ca6e63c4dc0bef82eb14e77180a1b3a33c39e

Transaction

Hash: 12240f229b8db51d243befe04c8ca6e63c4dc0bef82eb14e77180a1b3a33c39e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 12240f229b8db51d243befe04c8ca6e63c4dc0bef82eb14e77180a1b3a33c39e: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:
12240f229b8db51d243befe04c8ca6e63c4dc0bef82eb14e77180a1b3a33c39e
Status:
ERROR
Block height:
40096589
Block id:
e9591b3822972d181230c42a534227bd3cf69695ff10cbdcf52c8b694e929823
Timestamp:
Tuesday 1 November 2022 at 08:32:13 UTC
()
Proposer:
Authorizers:
Gas used:
46