diff --git a/bundles/org.eclipse.passage.lbc.base/src/org/eclipse/passage/lbc/internal/base/EncodedResponse.java b/bundles/org.eclipse.passage.lbc.base/src/org/eclipse/passage/lbc/internal/base/EncodedResponse.java
index a0a7b179e..a278b8000 100644
--- a/bundles/org.eclipse.passage.lbc.base/src/org/eclipse/passage/lbc/internal/base/EncodedResponse.java
+++ b/bundles/org.eclipse.passage.lbc.base/src/org/eclipse/passage/lbc/internal/base/EncodedResponse.java
@@ -18,6 +18,7 @@
 import org.eclipse.passage.lbc.internal.base.api.FlsGear;
 import org.eclipse.passage.lbc.internal.base.api.FlsGearAwre;
 import org.eclipse.passage.lbc.internal.base.api.RawRequest;
+import org.eclipse.passage.lic.internal.api.LicensingException;
 import org.eclipse.passage.lic.internal.api.io.Hashes;
 import org.eclipse.passage.lic.internal.api.io.KeyKeeper;
 import org.eclipse.passage.lic.internal.api.registry.StringServiceId;
@@ -37,9 +38,14 @@ public EncodedResponse(T payload, ProductUserRequest<RawRequest> data) {
 	}
 
 	public NetResponse get() {
-		return new FlsGearAwre()//
-				.withGear(this::transferable) //
-				.orElse(new Failure.OperationFailed("mine", "Failed exploiting gear")); //$NON-NLS-1$ //$NON-NLS-2$
+		try {
+			return new FlsGearAwre()//
+					.withGear(this::transferable) //
+					.orElse(new Failure.OperationFailed("mine", "Failed exploiting gear")); //$NON-NLS-1$ //$NON-NLS-2$
+		} catch (LicensingException e) {
+			// unreachable, development mistake
+			throw new IllegalStateException("FLS configurational is not complete", e); //$NON-NLS-1$
+		}
 	}
 
 	private Optional<NetResponse> transferable(FlsGear gear) {
diff --git a/bundles/org.eclipse.passage.lbc.base/src/org/eclipse/passage/lbc/internal/base/acquire/FeatureGrants.java b/bundles/org.eclipse.passage.lbc.base/src/org/eclipse/passage/lbc/internal/base/acquire/FeatureGrants.java
index 64b6036d4..76663c293 100644
--- a/bundles/org.eclipse.passage.lbc.base/src/org/eclipse/passage/lbc/internal/base/acquire/FeatureGrants.java
+++ b/bundles/org.eclipse.passage.lbc.base/src/org/eclipse/passage/lbc/internal/base/acquire/FeatureGrants.java
@@ -48,9 +48,13 @@ final class FeatureGrants {
 	 * given {@code feature}, if any
 	 */
 	Collection<FeatureGrant> get() {
-		return new FlsGearAwre()//
-				.withGear(gear -> Optional.of(get(gear)))//
-				.orElse(failedOnGathering());
+		try {
+			return new FlsGearAwre()//
+					.withGear(gear -> Optional.of(get(gear)))//
+					.orElse(failedOnGathering());
+		} catch (LicensingException e) {
+			return exceptionOnGathering(e);
+		}
 	}
 
 	private Collection<FeatureGrant> failedOnGathering() {
@@ -58,6 +62,11 @@ private Collection<FeatureGrant> failedOnGathering() {
 		return Collections.emptyList();
 	}
 
+	private Collection<FeatureGrant> exceptionOnGathering(LicensingException e) {
+		log.error(String.format("Failed on gathering grants for product %s", product), e); //$NON-NLS-1$
+		return Collections.emptyList();
+	}
+
 	private Collection<FeatureGrant> get(FlsGear gear) {
 		try {
 			return new LicensePacks(//
diff --git a/bundles/org.eclipse.passage.lic.equinox/src/org/eclipse/passage/lic/internal/equinox/GearAware.java b/bundles/org.eclipse.passage.lic.equinox/src/org/eclipse/passage/lic/internal/equinox/GearAware.java
index b76b48fab..99ae56c91 100644
--- a/bundles/org.eclipse.passage.lic.equinox/src/org/eclipse/passage/lic/internal/equinox/GearAware.java
+++ b/bundles/org.eclipse.passage.lic.equinox/src/org/eclipse/passage/lic/internal/equinox/GearAware.java
@@ -15,12 +15,12 @@
 import java.util.Collection;
 import java.util.Collections;
 import java.util.Optional;
-import java.util.function.Function;
 
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 import org.eclipse.passage.lic.internal.api.Gear;
 import org.eclipse.passage.lic.internal.api.GearSupplier;
+import org.eclipse.passage.lic.internal.api.LicensingException;
 import org.osgi.framework.BundleContext;
 import org.osgi.framework.FrameworkUtil;
 import org.osgi.framework.InvalidSyntaxException;
@@ -30,7 +30,7 @@ public abstract class GearAware<G extends Gear, S extends GearSupplier<G>> {
 
 	private final Logger log = LogManager.getLogger(getClass());
 
-	public final <T> Optional<T> withGear(Function<G, Optional<T>> with) {
+	public final <T> Optional<T> withGear(Unsafe<G, T> with) throws LicensingException {
 		BundleContext context = FrameworkUtil.getBundle(getClass()).getBundleContext();
 		Collection<ServiceReference<S>> references = Collections.emptyList();
 		try {
@@ -46,6 +46,8 @@ public final <T> Optional<T> withGear(Function<G, Optional<T>> with) {
 		ServiceReference<S> any = references.iterator().next();
 		try {
 			return with.apply(context.getService(any).gear());
+		} catch (Exception e) {
+			throw new LicensingException("Error on service invokation", e); //$NON-NLS-1$
 		} finally {
 			context.ungetService(any);
 		}
@@ -53,4 +55,10 @@ public final <T> Optional<T> withGear(Function<G, Optional<T>> with) {
 
 	protected abstract Class<S> supplier();
 
+	@FunctionalInterface
+	public interface Unsafe<G extends Gear, T> {
+
+		Optional<T> apply(G gear) throws Exception;
+
+	}
 }
diff --git a/bundles/org.eclipse.passage.loc.products.core/src/org/eclipse/passage/loc/internal/products/core/ProductVersionKeys.java b/bundles/org.eclipse.passage.loc.products.core/src/org/eclipse/passage/loc/internal/products/core/ProductVersionKeys.java
index 37974c286..bf80e8b69 100644
--- a/bundles/org.eclipse.passage.loc.products.core/src/org/eclipse/passage/loc/internal/products/core/ProductVersionKeys.java
+++ b/bundles/org.eclipse.passage.loc.products.core/src/org/eclipse/passage/loc/internal/products/core/ProductVersionKeys.java
@@ -114,7 +114,11 @@ private Path open(LicensedProduct licensed, Path path) {
 
 	@SuppressWarnings("restriction")
 	private Optional<StreamCodec> codec(LicensedProduct product) {
-		return new OperatorGearAware().withGear(gear -> gear.codec(product));
+		try {
+			return new OperatorGearAware().withGear(gear -> gear.codec(product));
+		} catch (LicensingException e) {
+			return Optional.empty();// TODO: under construction
+		}
 	}
 
 	private Optional<String> validate(ProductVersionDescriptor target) {
diff --git a/bundles/org.eclipse.passage.loc.workbench.emfforms/META-INF/MANIFEST.MF b/bundles/org.eclipse.passage.loc.workbench.emfforms/META-INF/MANIFEST.MF
index e4256b532..d5d27e984 100644
--- a/bundles/org.eclipse.passage.loc.workbench.emfforms/META-INF/MANIFEST.MF
+++ b/bundles/org.eclipse.passage.loc.workbench.emfforms/META-INF/MANIFEST.MF
@@ -32,7 +32,8 @@ Require-Bundle: org.eclipse.osgi.services;bundle-version="0.0.0",
  org.eclipse.passage.lic.emf;bundle-version="0.0.0",
  org.eclipse.passage.loc.api;bundle-version="0.0.0",
  org.eclipse.passage.loc.workbench;bundle-version="0.0.0";visibility:=reexport,
- org.eclipse.passage.lic.licenses.model;bundle-version="0.0.0"
+ org.eclipse.passage.lic.licenses.model;bundle-version="0.0.0",
+ org.apache.logging.log4j;bundle-version="2.8.2"
 Bundle-RequiredExecutionEnvironment: JavaSE-1.8
 Export-Package: org.eclipse.passage.loc.internal.workbench.emfforms;x-internal:=true,
  org.eclipse.passage.loc.internal.workbench.emfforms.i18n;x-internal:=true,
diff --git a/bundles/org.eclipse.passage.loc.workbench.emfforms/src/org/eclipse/passage/loc/workbench/emfforms/renderers/ConditionTypeRenderer.java b/bundles/org.eclipse.passage.loc.workbench.emfforms/src/org/eclipse/passage/loc/workbench/emfforms/renderers/ConditionTypeRenderer.java
index 1e6cdc902..970c23038 100644
--- a/bundles/org.eclipse.passage.loc.workbench.emfforms/src/org/eclipse/passage/loc/workbench/emfforms/renderers/ConditionTypeRenderer.java
+++ b/bundles/org.eclipse.passage.loc.workbench.emfforms/src/org/eclipse/passage/loc/workbench/emfforms/renderers/ConditionTypeRenderer.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2018, 2020 ArSysOp
+ * Copyright (c) 2018, 2021 ArSysOp
  *
  * This program and the accompanying materials are made available under the
  * terms of the Eclipse Public License 2.0 which is available at
@@ -20,6 +20,8 @@
 
 import javax.inject.Inject;
 
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.eclipse.emf.ecp.view.spi.context.ViewModelContext;
 import org.eclipse.emf.ecp.view.spi.model.VControl;
 import org.eclipse.emf.ecp.view.template.model.VTViewTemplateProvider;
@@ -27,6 +29,7 @@
 import org.eclipse.emfforms.spi.core.services.databinding.EMFFormsDatabinding;
 import org.eclipse.emfforms.spi.core.services.label.EMFFormsLabelProvider;
 import org.eclipse.passage.lic.internal.api.EvaluationType;
+import org.eclipse.passage.lic.internal.api.LicensingException;
 import org.eclipse.passage.lic.internal.api.inspection.RuntimeEnvironment;
 import org.eclipse.passage.loc.internal.api.OperatorGear;
 import org.eclipse.passage.loc.internal.equinox.OperatorGearAware;
@@ -35,6 +38,7 @@
 @SuppressWarnings("restriction")
 public class ConditionTypeRenderer extends ComboControlRenderer {
 
+	private final Logger log = LogManager.getLogger(getClass());
 	private final List<String> environments;
 
 	@Inject
@@ -42,7 +46,13 @@ public ConditionTypeRenderer(VControl vElement, ViewModelContext viewContext, Re
 			EMFFormsDatabinding emfFormsDatabinding, EMFFormsLabelProvider emfFormsLabelProvider,
 			VTViewTemplateProvider vtViewTemplateProvider) {
 		super(vElement, viewContext, reportService, emfFormsDatabinding, emfFormsLabelProvider, vtViewTemplateProvider);
-		environments = new OperatorGearAware().withGear(this::names).orElseGet(Collections::emptyList);
+		Optional<List<String>> found = Optional.empty();
+		try {
+			found = new OperatorGearAware().withGear(this::names);
+		} catch (LicensingException e) {
+			log.error(e);
+		}
+		environments = found.orElseGet(Collections::emptyList);
 	}
 
 	@Override