localization: standardize (de)serialization error messages

diff --git a/src/main/java/org/eclipse/yasson/internal/deserializer/JsonbCreatorDeserializer.java b/src/main/java/org/eclipse/yasson/internal/deserializer/JsonbCreatorDeserializer.java
index 9231c50..dbab8c8 100644
--- a/src/main/java/org/eclipse/yasson/internal/deserializer/JsonbCreatorDeserializer.java
+++ b/src/main/java/org/eclipse/yasson/internal/deserializer/JsonbCreatorDeserializer.java

@@ -1,5 +1,6 @@
 /*
  * Copyright (c) 2021, 2023 Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2026 Contributors to the Eclipse Foundation
  *
  * This program and the accompanying materials are made available under the
  * terms of the Eclipse Public License v. 2.0 which is available at
@@ -86,7 +87,8 @@
                             paramValues.put(key, o);
                         }
                     } catch (JsonbException e) {
-                        throw new JsonbException("Unable to deserialize property '" + key + "' because of: " + e.getMessage(), e);
+                        throw new JsonbException(
+                                Messages.getMessage(MessageKeys.DESERIALIZE_PROPERTY_ERROR, key, e.getMessage()), e);
                     }
                 } else if (failOnUnknownProperties && !ignoredProperties.contains(key)) {
                     throw new JsonbException(Messages.getMessage(MessageKeys.UNKNOWN_JSON_PROPERTY, key, clazz));
@@ -110,7 +112,8 @@
                 context.getDeferredDeserializers().clear();
                 return context.getInstance();
             default:
-                throw new JsonbException("Unexpected state: " + parser.currentEvent());
+                throw new JsonbException(Messages.getMessage(MessageKeys.INTERNAL_ERROR,
+                        "Unexpected parser state: " + parser.currentEvent()));
             }
         }
         return context.getInstance();

diff --git a/src/main/java/org/eclipse/yasson/internal/deserializer/ObjectDeserializer.java b/src/main/java/org/eclipse/yasson/internal/deserializer/ObjectDeserializer.java
index e5aa541..8907a47 100644
--- a/src/main/java/org/eclipse/yasson/internal/deserializer/ObjectDeserializer.java
+++ b/src/main/java/org/eclipse/yasson/internal/deserializer/ObjectDeserializer.java

@@ -1,5 +1,6 @@
 /*
  * Copyright (c) 2021, 2023 Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2026 Contributors to the Eclipse Foundation
  *
  * This program and the accompanying materials are made available under the
  * terms of the Eclipse Public License v. 2.0 which is available at
@@ -75,7 +76,8 @@
                     try {
                         propertyDeserializerChains.get(key).deserialize(parser, context);
                     } catch (JsonbException e) {
-                        throw new JsonbException("Unable to deserialize property '" + key + "' because of: " + e.getMessage(), e);
+                        throw new JsonbException(
+                                Messages.getMessage(MessageKeys.DESERIALIZE_PROPERTY_ERROR, key, e.getMessage()), e);
                     }
                 } else if (failOnUnknownProperty && !ignoredProperties.contains(key)) {
                     throw new JsonbException(Messages.getMessage(MessageKeys.UNKNOWN_JSON_PROPERTY, key, rawClass));
@@ -89,7 +91,8 @@
             case END_OBJECT:
                 return context.getInstance();
             default:
-                throw new JsonbException("Unexpected state: " + parser.currentEvent());
+                throw new JsonbException(Messages.getMessage(MessageKeys.INTERNAL_ERROR,
+                        "Unexpected parser state: " + parser.currentEvent()));
             }
         }
         return context.getInstance();

diff --git a/src/main/java/org/eclipse/yasson/internal/deserializer/ValueSetterDeserializer.java b/src/main/java/org/eclipse/yasson/internal/deserializer/ValueSetterDeserializer.java
index 80f50d1..76a047a 100644
--- a/src/main/java/org/eclipse/yasson/internal/deserializer/ValueSetterDeserializer.java
+++ b/src/main/java/org/eclipse/yasson/internal/deserializer/ValueSetterDeserializer.java

@@ -19,6 +19,8 @@
 import jakarta.json.bind.JsonbException;
 
 import org.eclipse.yasson.internal.DeserializationContextImpl;
+import org.eclipse.yasson.internal.properties.MessageKeys;
+import org.eclipse.yasson.internal.properties.Messages;
 
 /**
  * Value setter. Invokes created {@link MethodHandle} to set deserialized value to the instance.
@@ -40,7 +42,8 @@
         } catch (Throwable e) {
             // Do not call toString() of the instance, which is only partially deserialized
             String typeName = instance == null ? "null" : instance.getClass().getName();
-            throw new JsonbException("Error setting value on: " + typeName, e);
+            throw new JsonbException(
+                    Messages.getMessage(MessageKeys.SETTING_VALUE_WITH, typeName, valueSetter), e);
         }
     }
 

diff --git a/src/main/java/org/eclipse/yasson/internal/properties/MessageKeys.java b/src/main/java/org/eclipse/yasson/internal/properties/MessageKeys.java
index 2171f8b..654e0ac 100644
--- a/src/main/java/org/eclipse/yasson/internal/properties/MessageKeys.java
+++ b/src/main/java/org/eclipse/yasson/internal/properties/MessageKeys.java

@@ -1,5 +1,6 @@
 /*
  * Copyright (c) 2015, 2026 Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2026 Contributors to the Eclipse Foundation
  *
  * This program and the accompanying materials are made available under the
  * terms of the Eclipse Public License v. 2.0 which is available at
@@ -109,11 +110,15 @@
      */
     CREATING_HANDLES("creatingHandles"),
     /**
-     * Could not get field value with method.
+     * Could not get field value with method. 
+     * {0} is the class name of the object
+     * {1} is the method invoked
      */
     GETTING_VALUE_WITH("gettingValueWith"),
     /**
-     * Could not set field value with method.
+     * Could not set field value with method. 
+     * {0} is the class name of the object.
+     * {1} is the method invoked
      */
     SETTING_VALUE_WITH("settingValueWith"),
     /**
@@ -230,9 +235,18 @@
     INTERNAL_ERROR("internalError"),
     /**
      * There has been an error during property serialization.
+     * {0} is the property name
+     * {1} is the canonical class name of the object being serialized
+     * {2} is the chained error message
      */
     SERIALIZE_PROPERTY_ERROR("serializePropertyError"),
     /**
+     * There has been an error during property deserialization.
+     * {0} is the property name
+     * {1} is the chained error message
+     */
+    DESERIALIZE_PROPERTY_ERROR("deserializePropertyError"),
+    /**
      * There has been an error during value deserialization.
      */
     DESERIALIZE_VALUE_ERROR("deserializeValueError"),

diff --git a/src/main/java/org/eclipse/yasson/internal/serializer/ObjectSerializer.java b/src/main/java/org/eclipse/yasson/internal/serializer/ObjectSerializer.java
index f9383cf..e61e05c 100644
--- a/src/main/java/org/eclipse/yasson/internal/serializer/ObjectSerializer.java
+++ b/src/main/java/org/eclipse/yasson/internal/serializer/ObjectSerializer.java

@@ -41,8 +41,9 @@
                 context.setKey(key);
                 serializer.serialize(value, generator, context);
             } catch (Exception e) {
-                throw new JsonbException(Messages.getMessage(MessageKeys.SERIALIZE_PROPERTY_ERROR, key,
-                                                             value.getClass().getCanonicalName()), e);
+                throw new JsonbException(
+                        Messages.getMessage(MessageKeys.SERIALIZE_PROPERTY_ERROR, key,
+                                            value.getClass().getCanonicalName(), e.getMessage()), e);
             } finally {
                 context.setKey(null);
             }

diff --git a/src/main/java/org/eclipse/yasson/internal/serializer/ValueGetterSerializer.java b/src/main/java/org/eclipse/yasson/internal/serializer/ValueGetterSerializer.java
index d22c1a4..44278b7 100644
--- a/src/main/java/org/eclipse/yasson/internal/serializer/ValueGetterSerializer.java
+++ b/src/main/java/org/eclipse/yasson/internal/serializer/ValueGetterSerializer.java

@@ -1,5 +1,6 @@
 /*
  * Copyright (c) 2021, 2022 Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2026 Contributors to the Eclipse Foundation
  *
  * This program and the accompanying materials are made available under the
  * terms of the Eclipse Public License v. 2.0 which is available at
@@ -18,6 +19,8 @@
 import jakarta.json.stream.JsonGenerator;
 
 import org.eclipse.yasson.internal.SerializationContextImpl;
+import org.eclipse.yasson.internal.properties.MessageKeys;
+import org.eclipse.yasson.internal.properties.Messages;
 
 /**
  * Extractor of the serialized value from the instance.
@@ -38,7 +41,8 @@
         try {
             object = valueGetter.invoke(value);
         } catch (Throwable e) {
-            throw new JsonbException("Error getting value on: " + value.getClass().getName(), e);
+            throw new JsonbException(
+                    Messages.getMessage(MessageKeys.GETTING_VALUE_WITH, value.getClass().getName(), valueGetter), e);
         }
         delegate.serialize(object, generator, context);
     }

diff --git a/src/main/resources/yasson-messages.properties b/src/main/resources/yasson-messages.properties
index 59b7d23..c2cdbdc 100644
--- a/src/main/resources/yasson-messages.properties
+++ b/src/main/resources/yasson-messages.properties

@@ -1,5 +1,6 @@
 #
 # Copyright (c) 2016, 2022 Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2026 Contributors to the Eclipse Foundation
 #
 # This program and the accompanying materials are made available under the
 # terms of the Eclipse Public License v. 2.0 which is available at
@@ -32,8 +33,8 @@
 processFromJson=Process class: {0} from json using converter: {1}
 processToJson=Process class: {0} to json using converter: {1}
 creatingHandles=Error creating handles.
-settingValueWith=Error setting value with: {0}
-gettingValueWith=Error getting value with: {0}
+settingValueWith=Error setting value on {0} with {1}
+gettingValueWith=Error getting value on {0} with {1}
 unpairedSurrogate=String contains unpaired surrogate.
 adapterException=Problem adapting object of type {0} to {1} in class {2}
 adapterFound=Found adapter from type {0} to type {1}.
@@ -67,7 +68,8 @@
 incompatibleFactoryCreatorReturnType=Return type of creator {0} must be of type {1}.
 multipleJsonbCreators=More than one @JsonbCreator declared in class {0}.
 internalError=Internal error: {0}
-serializePropertyError=Unable to serialize property ''{0}'' from {1}
+serializePropertyError=Unable to serialize property ''{0}'' from {1} because of: {2}
+deserializePropertyError=Unable to deserialize property ''{0}'' because of: {1}
 deserializeValueError=Error deserialize JSON value into type: {0}.
 parsingNumber=Error parsing number {0} with format {1}.
 unknownBinaryDataStrategy=Unknown binary data strategy: {0}