flutter/src/painting/gradient.dart colors != null error

[emresekeroglu]

Hi, thanks for your app, but I get an error can you help me

'package:flutter/src/painting/gradient.dart': Failed assertion: line 152 pos 15: 'colors != null': is not true.

{
"resource": "/Users/emresekeroglu/Desktop/Flutter Projelerim/WordPress-App/lib/pages/post_details.dart",
"owner": "dart",
"code": {
"value": "undefined_named_parameter",
"target": {
"$mid": 1,
"external": "https://dart.dev/tools/diagnostic-messages#undefined_named_parameter",
"path": "/tools/diagnostic-messages",
"scheme": "https",
"authority": "dart.dev",
"fragment": "undefined_named_parameter"
}
},
"severity": 8,
"message": "The named parameter 'colors' isn't defined.\nTry correcting the name to an existing named parameter's name, or defining a named parameter with the name 'colors'.",
"source": "dart",
"startLineNumber": 42,
"startColumn": 29,
"endLineNumber": 42,
"endColumn": 35,
"tags": []
}

[atiqsamtia]

This is not an issue with this script but a glitch in IDE.

run flutter clean and restart your IDE after that. It'll work fine.

reference.
https://stackoverflow.com/questions/64168427/flutter-after-flutter-1-22-update-i-am-getting-error-in-lineargradient-propert