Flow price: --
311125a306ab290862e7789b1ef3fe4a8303caae75fb207eb5e7e89de0ffb1cc

Transaction

Hash: 311125a306ab290862e7789b1ef3fe4a8303caae75fb207eb5e7e89de0ffb1cc
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 311125a306ab290862e7789b1ef3fe4a8303caae75fb207eb5e7e89de0ffb1cc: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:
311125a306ab290862e7789b1ef3fe4a8303caae75fb207eb5e7e89de0ffb1cc
Status:
ERROR
Block height:
39974676
Block id:
6e6b1a9411fa2a2c1583a4e98369d7998066062eb03a5050cb9ea4cfa0625705
Timestamp:
Sunday 30 October 2022 at 07:38:23 UTC
()
Proposer:
Authorizers:
Gas used:
46