无法在 flutter 中获取 percent_indicator 依赖项

Question

I'm trying to use percent_indicator in my flutter project. When I give flutter pub get the following error I'm getting. This occurs only for this dependency. I tried the solution mentioned in the following link

https://github.com/flutter/flutter/issues/46641#issuecomment-631359661

https://stackoverflow.com/a/65785014/9455775

Error I'm getting Handshake error in client (OS Error: CERTIFICATE_VERIFY_FAILED: unable to get local issuer certificate(../../third_party/boringssl/src/ssl/handshake.cc:354))

pub upgrade failed (server unavailable) -- attempting retry 1 in 1 second...

Handshake error in client (OS Error: CERTIFICATE_VERIFY_FAILED: unable to get local issuer certificate(../../third_party/boringssl/src/ssl/handshake.cc:354))

pub upgrade failed (server unavailable) -- attempting retry 2 in 2 seconds...

. . . . (Goes on ) But still no use.. Please let me know what went wrong here.

Answer 1

1- try to disable your antivirus | firewall

2- try to use vpn

3- run your cmd promt with anadministrator privileges and try again

restart your IDE before trying again

Answer 2

Created new project and added the dependency. It worked for me