diff --git a/cmd/juju/application/bundle/bundle.go b/cmd/juju/application/bundle/bundle.go
index 5ff52085f5ce..53b3ce70cb1d 100644
--- a/cmd/juju/application/bundle/bundle.go
+++ b/cmd/juju/application/bundle/bundle.go
@@ -330,12 +330,13 @@ func verifyBundle(data *charm.BundleData, bundleDir string, verifyConstraints fu
 		return err
 	}
 
+	var errs []string
 	// This method cannot be included within data.Verify because
 	// to verify corresponding series and base match we need to be
 	// able to compare them. The charm package, however, treats bases
 	// and series generically and is unable to do this.
 	if err := verifyMixedSeriesBasesMatch(data); err != nil {
-		return errors.Trace(err)
+		errs = append(errs, err.Error())
 	}
 
 	var verifyError error
@@ -346,9 +347,8 @@ func verifyBundle(data *charm.BundleData, bundleDir string, verifyConstraints fu
 	}
 
 	if verr, ok := errors.Cause(verifyError).(*charm.VerificationError); ok {
-		errs := make([]string, len(verr.Errors))
-		for i, err := range verr.Errors {
-			errs[i] = err.Error()
+		for _, err := range verr.Errors {
+			errs = append(errs, err.Error())
 		}
 		return errors.New("the provided bundle has the following errors:\n" + strings.Join(errs, "\n"))
 	}
@@ -369,7 +369,7 @@ func verifyMixedSeriesBasesMatch(data *charm.BundleData) error {
 			return errors.Trace(err)
 		}
 		if s != data.Series {
-			return errors.NewNotValid(nil, fmt.Sprintf("bundle series %q and base %q must match if supplied", data.Series, data.DefaultBase))
+			return errors.NewNotValid(nil, fmt.Sprintf("bundle series %q and base %q must match if both supplied", data.Series, data.DefaultBase))
 		}
 	}
 
@@ -384,7 +384,7 @@ func verifyMixedSeriesBasesMatch(data *charm.BundleData) error {
 				return errors.Trace(err)
 			}
 			if s != m.Series {
-				return errors.NewNotValid(nil, fmt.Sprintf("machine %q series %q and base %q must match if supplied", name, m.Series, m.Base))
+				return errors.NewNotValid(nil, fmt.Sprintf("machine %q series %q and base %q must match if both supplied", name, m.Series, m.Base))
 			}
 		}
 	}
@@ -400,7 +400,7 @@ func verifyMixedSeriesBasesMatch(data *charm.BundleData) error {
 				return errors.Trace(err)
 			}
 			if s != app.Series {
-				return errors.NewNotValid(nil, fmt.Sprintf("application %q series %q and base %q must match if supplied", name, app.Series, app.Base))
+				return errors.NewNotValid(nil, fmt.Sprintf("application %q series %q and base %q must match if both supplied", name, app.Series, app.Base))
 			}
 		}
 	}
diff --git a/cmd/juju/application/bundle/bundle_test.go b/cmd/juju/application/bundle/bundle_test.go
index 22960f6d8af1..837f3a324106 100644
--- a/cmd/juju/application/bundle/bundle_test.go
+++ b/cmd/juju/application/bundle/bundle_test.go
@@ -107,13 +107,13 @@ func (s *buildModelRepSuite) TestBuildModelRepresentationApplicationsWithSubordi
 			Name: "default",
 		},
 		Machines: map[string]params.MachineStatus{
-			"0": {Base: params.Base{Name: "ubuntu", Channel: "18.04"}},
-			"1": {Base: params.Base{Name: "ubuntu", Channel: "18.04"}},
+			"0": {Base: params.Base{Name: "ubuntu", Channel: "22.04"}},
+			"1": {Base: params.Base{Name: "ubuntu", Channel: "22.04"}},
 		},
 		Applications: map[string]params.ApplicationStatus{
 			"wordpress": {
 				Charm: "wordpress",
-				Base:  params.Base{Name: "ubuntu", Channel: "18.04"},
+				Base:  params.Base{Name: "ubuntu", Channel: "22.04"},
 				Life:  life.Alive,
 				Units: map[string]params.UnitStatus{
 					"0": {Machine: "0"},
@@ -121,7 +121,7 @@ func (s *buildModelRepSuite) TestBuildModelRepresentationApplicationsWithSubordi
 			},
 			"sub": {
 				Charm:         "sub",
-				Base:          params.Base{Name: "ubuntu", Channel: "18.04"},
+				Base:          params.Base{Name: "ubuntu", Channel: "22.04"},
 				Life:          life.Alive,
 				SubordinateTo: []string{"wordpress"},
 			},
@@ -323,7 +323,7 @@ func (s *composeAndVerifyRepSuite) TestComposeAndVerifyBundleMixingBaseAndSeries
 	s.expectBasePath()
 
 	obtained, _, err := ComposeAndVerifyBundle(s.bundleDataSource, []string{s.overlayFile})
-	c.Assert(err, gc.ErrorMatches, `application "wordpress" series "jammy" and base "ubuntu@20.04" must match if supplied`)
+	c.Assert(err, gc.ErrorMatches, `(?s)the provided bundle has the following errors:.*application "wordpress" series "jammy" and base "ubuntu@20.04" must match if both supplied.*invalid constraints.*`)
 	c.Assert(obtained, gc.IsNil)
 }
 
@@ -359,12 +359,12 @@ func (s *buildModelRepSuite) TestBuildModelRepresentationApplicationsWithExposed
 			Name: "default",
 		},
 		Machines: map[string]params.MachineStatus{
-			"0": {Base: params.Base{Name: "ubuntu", Channel: "18.04"}},
+			"0": {Base: params.Base{Name: "ubuntu", Channel: "22.04"}},
 		},
 		Applications: map[string]params.ApplicationStatus{
 			"wordpress": {
 				Charm: "wordpress",
-				Base:  params.Base{Name: "ubuntu", Channel: "18.04"},
+				Base:  params.Base{Name: "ubuntu", Channel: "22.04"},
 				Life:  life.Alive,
 				Units: map[string]params.UnitStatus{
 					"0": {Machine: "0"},
@@ -572,6 +572,7 @@ applications:
     series: focal
     base: ubuntu@20.04
     num_units: 1
+    constraints: image-id=ubuntu-bf2
     to:
     - "0"
   wordpress: