Can't load Kernel binary: Invalid kernel binary format version.

[fayenchao]

Demo（my_app）生成bin的时候，提示“Can't load Kernel binary: Invalid kernel binary format version”，请问什么原因导致？
flutter版本为：1.17.3

[INFO] Generating build script...
[INFO] Generating build script completed, took 463ms

[INFO] Creating build script snapshot......
[INFO] Creating build script snapshot... completed, took 13.9s

[INFO] Initializing inputs
[INFO] Building new asset graph...
[INFO] Building new asset graph completed, took 828ms

[INFO] Checking for unexpected pre-existing outputs....
[INFO] Checking for unexpected pre-existing outputs. completed, took 2ms

[INFO] Running build...
[INFO] Generating SDK summary...
[INFO] 4.2s elapsed, 0/4 actions completed.
[INFO] Generating SDK summary completed, took 4.1s

[INFO] 5.4s elapsed, 0/4 actions completed.
[INFO] 6.5s elapsed, 0/4 actions completed.
[INFO] 7.6s elapsed, 0/4 actions completed.
[INFO] 8.6s elapsed, 0/4 actions completed.
[INFO] 11.3s elapsed, 0/4 actions completed.
[INFO] 15.7s elapsed, 1/4 actions completed.
[WARNING] fair_compiler:fairc on lib/home_page.dart:
[Fair] Compile lib/home_page.dart into bundle...
[INFO] 19.9s elapsed, 3/4 actions completed.
[WARNING] fair_compiler:fairc on lib/home_page.dart:
[Fair] No content is generated: build/fair/log/2021-02-19 11:05:005.txt
[WARNING] fair_compiler:fairc on lib/home_page.dart:
[Fair] Failed to generate bundle for class MyHomePage extends StatefulWidget
[WARNING] fair_compiler:fairc on lib/home_page.dart:
[Fair] No content is generated: build/fair/log/2021-02-19 11:05:005.txt
[INFO] Running build completed, took 20.3s

[INFO] Caching finalized dependency graph...
[INFO] Caching finalized dependency graph completed, took 48ms

[INFO] Succeeded after 20.3s with 0 outputs (9 actions)

[avenwu]

Fixed