Flow price: --
91454f07f87ec1e01be90d62cac587811f56107907beb6034ff12dc4f1c317a6

Transaction

Hash: 91454f07f87ec1e01be90d62cac587811f56107907beb6034ff12dc4f1c317a6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 91454f07f87ec1e01be90d62cac587811f56107907beb6034ff12dc4f1c317a6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
91454f07f87ec1e01be90d62cac587811f56107907beb6034ff12dc4f1c317a6
Status:
ERROR
Block height:
39878092
Block id:
e684a8fb2153f5f554870ae795e2c4f9a48589f88fb638980581c57b41e034e2
Timestamp:
Friday 28 October 2022 at 17:03:38 UTC
()
Proposer:
Authorizers:
Gas used:
47