Fix the issue that old nighlty may cause error (#1198)

pkg/environment/env.go

@@ -259,6 +259,9 @@ func (env *Environment) SelectInstalledVersion(component string, ver pkgver.Vers
 	versions := []string{}
 	for _, v := range installed {
 		vi, err := env.v1Repo.ComponentVersion(component, v, true)
+		if errors.Cause(err) == repository.ErrUnknownVersion {
+			continue
+		}
 		if err != nil {
 			return ver, err
 		}

pkg/repository/v1_repository.go

@@ -17,7 +17,6 @@ import (
 	"bytes"
 	"crypto/sha256"
 	"encoding/hex"
-	stderrors "errors"
 	"fmt"
 	"io"
 	"os"
@@ -41,7 +40,10 @@ import (
 )
 
 // ErrUnknownComponent represents the specific component cannot be found in index.json
-var ErrUnknownComponent = stderrors.New("unknown component")
+var ErrUnknownComponent = errors.New("unknown component")
+
+// ErrUnknownVersion represents the specific component version cannot be found in component.json
+var ErrUnknownVersion = errors.New("unknown version")
 
 // V1Repository represents a remote repository viewed with the v1 manifest design.
 type V1Repository struct {
@@ -724,7 +726,7 @@ func (r *V1Repository) ComponentVersion(id, ver string, includeYanked bool) (*v1
 	}
 	vi := manifest.VersionItem(r.PlatformString(), ver, includeYanked)
 	if vi == nil {
-		return nil, errors.Errorf("version %s on %s for component %s not found", ver, r.PlatformString(), id)
+		return nil, errors.Annotatef(ErrUnknownVersion, "version %s on %s for component %s not found", ver, r.PlatformString(), id)
 	}
 	return vi, nil
 }