diff --git a/springdoc-openapi-starter-common/src/main/java/org/springdoc/core/configuration/SpringDocSecurityOAuth2Customizer.java b/springdoc-openapi-starter-common/src/main/java/org/springdoc/core/configuration/SpringDocSecurityOAuth2Customizer.java
index c9daa89db..4e7da4d91 100644
--- a/springdoc-openapi-starter-common/src/main/java/org/springdoc/core/configuration/SpringDocSecurityOAuth2Customizer.java
+++ b/springdoc-openapi-starter-common/src/main/java/org/springdoc/core/configuration/SpringDocSecurityOAuth2Customizer.java
@@ -66,6 +66,11 @@
  */
 public class SpringDocSecurityOAuth2Customizer implements GlobalOpenApiCustomizer, ApplicationContextAware {
 
+	/**
+	 * The constant REQUEST_MATCHER.
+	 */
+	private static final String REQUEST_MATCHER = "requestMatcher";
+
 	/**
 	 * The constant LOGGER.
 	 */
@@ -170,7 +175,7 @@ private void getOAuth2AuthorizationServerMetadataEndpoint(OpenAPI openAPI, Secur
 			buildApiResponsesOnSuccess(apiResponses, AnnotationsUtils.resolveSchemaFromType(SpringDocOAuth2AuthorizationServerMetadata.class, openAPI.getComponents(), null, openapi31));
 			buildApiResponsesOnInternalServerError(apiResponses);
 			Operation operation = buildOperation(apiResponses);
-			buildPath(oAuth2EndpointFilter, "requestMatcher", openAPI, operation, HttpMethod.GET);
+			buildPath(oAuth2EndpointFilter, REQUEST_MATCHER, openAPI, operation, HttpMethod.GET);
 		}
 	}
 
@@ -198,7 +203,7 @@ private void getNimbusJwkSetEndpoint(OpenAPI openAPI, SecurityFilterChain securi
 
 			Operation operation = buildOperation(apiResponses);
 			operation.responses(apiResponses);
-			buildPath(oAuth2EndpointFilter, "requestMatcher", openAPI, operation, HttpMethod.GET);
+			buildPath(oAuth2EndpointFilter, REQUEST_MATCHER, openAPI, operation, HttpMethod.GET);
 		}
 	}
 
@@ -291,7 +296,7 @@ private void getOidcProviderConfigurationEndpoint(OpenAPI openAPI, SecurityFilte
 			buildApiResponsesOnSuccess(apiResponses, AnnotationsUtils.resolveSchemaFromType(SpringDocOidcProviderConfiguration.class, openAPI.getComponents(), null, openapi31));
 			buildApiResponsesOnInternalServerError(apiResponses);
 			Operation operation = buildOperation(apiResponses);
-			buildPath(oAuth2EndpointFilter, "requestMatcher", openAPI, operation, HttpMethod.GET);
+			buildPath(oAuth2EndpointFilter, REQUEST_MATCHER, openAPI, operation, HttpMethod.GET);
 		}
 	}
 
diff --git a/springdoc-openapi-starter-common/src/main/java/org/springdoc/core/customizers/SpecPropertiesCustomizer.java b/springdoc-openapi-starter-common/src/main/java/org/springdoc/core/customizers/SpecPropertiesCustomizer.java
index b9d62f1e9..b0a1fbe87 100644
--- a/springdoc-openapi-starter-common/src/main/java/org/springdoc/core/customizers/SpecPropertiesCustomizer.java
+++ b/springdoc-openapi-starter-common/src/main/java/org/springdoc/core/customizers/SpecPropertiesCustomizer.java
@@ -179,7 +179,7 @@ private void setComponentsProperties(OpenAPI openApi) {
 		for (Schema componentSchema : components.getSchemas().values()) {
 			// set component description
 			String schemaPropertyPrefix = MessageFormat.format("components.schemas.{0}", componentSchema.getName());
-			resolveString(componentSchema::setDescription, schemaPropertyPrefix + ".description");
+			resolveString(componentSchema::setDescription, schemaPropertyPrefix + DESCRIPTION);
 			Map<String, Schema> properties = componentSchema.getProperties();
 
 			if (CollectionUtils.isEmpty(properties)) {
@@ -190,7 +190,7 @@ private void setComponentsProperties(OpenAPI openApi) {
 				String propertyNode = MessageFormat.format("components.schemas.{0}.properties.{1}",
 						componentSchema.getName(), propSchema.getName());
 
-				resolveString(propSchema::setDescription, propertyNode + ".description");
+				resolveString(propSchema::setDescription, propertyNode + DESCRIPTION);
 				resolveString(propSchema::setExample, propertyNode + ".example");
 			}
 		}
diff --git a/springdoc-openapi-starter-common/src/main/java/org/springdoc/core/fn/builders/content/Builder.java b/springdoc-openapi-starter-common/src/main/java/org/springdoc/core/fn/builders/content/Builder.java
index 24727f631..827fbe58c 100644
--- a/springdoc-openapi-starter-common/src/main/java/org/springdoc/core/fn/builders/content/Builder.java
+++ b/springdoc-openapi-starter-common/src/main/java/org/springdoc/core/fn/builders/content/Builder.java
@@ -97,7 +97,7 @@ public class Builder {
 	/**
 	 * The Content schem.
 	 */
-	private Schema contentSchem = org.springdoc.core.fn.builders.schema.Builder.schemaBuilder().build();
+	private Schema contentSchema = org.springdoc.core.fn.builders.schema.Builder.schemaBuilder().build();
 
 	/**
 	 * The Property names.
@@ -285,7 +285,7 @@ public DependentSchema[] dependentSchemas() {
 
 			@Override
 			public Schema contentSchema() {
-				return contentSchem;
+				return contentSchema;
 			}
 
 			@Override
diff --git a/springdoc-openapi-starter-common/src/main/java/org/springdoc/core/providers/SpringRepositoryRestResourceProvider.java b/springdoc-openapi-starter-common/src/main/java/org/springdoc/core/providers/SpringRepositoryRestResourceProvider.java
index 717a49bd1..e6a5e4e84 100644
--- a/springdoc-openapi-starter-common/src/main/java/org/springdoc/core/providers/SpringRepositoryRestResourceProvider.java
+++ b/springdoc-openapi-starter-common/src/main/java/org/springdoc/core/providers/SpringRepositoryRestResourceProvider.java
@@ -349,17 +349,18 @@ private List<HandlerMapping> getHandlerMappingList() {
 	private void findSearchResourceMappings(OpenAPI openAPI, List<RouterOperation> routerOperationList, List<HandlerMapping> handlerMappingList,
 			DataRestRepository dataRestRepository, ResourceMetadata resourceMetadata) {
 		for (HandlerMapping handlerMapping : handlerMappingList) {
-			if (handlerMapping instanceof RepositoryRestHandlerMapping) {
-				RepositoryRestHandlerMapping repositoryRestHandlerMapping = (RepositoryRestHandlerMapping) handlerMapping;
+			if (handlerMapping instanceof RepositoryRestHandlerMapping repositoryRestHandlerMapping) {
 				Map<RequestMappingInfo, HandlerMethod> handlerMethodMap = repositoryRestHandlerMapping.getHandlerMethods();
 				Map<RequestMappingInfo, HandlerMethod> handlerMethodMapFiltered = handlerMethodMap.entrySet().stream()
 						.filter(requestMappingInfoHandlerMethodEntry -> REPOSITORY_SERACH_CONTROLLER.equals(requestMappingInfoHandlerMethodEntry
 								.getValue().getBeanType().getName()))
 						.collect(Collectors.toMap(Map.Entry::getKey, Map.Entry::getValue, (a1, a2) -> a1));
 				ResourceMetadata metadata = associations.getMetadataFor(dataRestRepository.getDomainType());
-				SearchResourceMappings searchResourceMappings = metadata.getSearchResourceMappings();
-				if (searchResourceMappings.isExported()) {
-					findSearchControllers(routerOperationList, handlerMethodMapFiltered, resourceMetadata, dataRestRepository, openAPI, searchResourceMappings);
+				if(metadata!=null && metadata.isExported()) {
+					SearchResourceMappings searchResourceMappings = metadata.getSearchResourceMappings();
+					if (searchResourceMappings.isExported()) {
+						findSearchControllers(routerOperationList, handlerMethodMapFiltered, resourceMetadata, dataRestRepository, openAPI, searchResourceMappings);
+					}
 				}
 			}
 		}
diff --git a/springdoc-openapi-starter-common/src/main/java/org/springdoc/core/service/AbstractRequestService.java b/springdoc-openapi-starter-common/src/main/java/org/springdoc/core/service/AbstractRequestService.java
index b55ac0181..7fe94dad5 100644
--- a/springdoc-openapi-starter-common/src/main/java/org/springdoc/core/service/AbstractRequestService.java
+++ b/springdoc-openapi-starter-common/src/main/java/org/springdoc/core/service/AbstractRequestService.java
@@ -767,19 +767,21 @@ else if (methodParameter.getParameterAnnotation(org.springframework.web.bind.ann
 	private boolean checkOperationRequestBody(MethodParameter methodParameter) {
 		if (AnnotatedElementUtils.findMergedAnnotation(Objects.requireNonNull(methodParameter.getMethod()), io.swagger.v3.oas.annotations.Operation.class) != null) {
 			io.swagger.v3.oas.annotations.Operation operation = AnnotatedElementUtils.findMergedAnnotation(Objects.requireNonNull(methodParameter.getMethod()), io.swagger.v3.oas.annotations.Operation.class);
-			io.swagger.v3.oas.annotations.parameters.RequestBody requestBody = operation.requestBody();
-			if (StringUtils.isNotBlank(requestBody.description()))
-				return true;
-			else if (StringUtils.isNotBlank(requestBody.ref()))
-				return true;
-			else if (requestBody.required())
-				return true;
-			else if (requestBody.useParameterTypeSchema())
-				return true;
-			else if (requestBody.content().length > 0)
-				return true;
-			else
-				return requestBody.extensions().length > 0;
+			if(operation!=null){
+				io.swagger.v3.oas.annotations.parameters.RequestBody requestBody = operation.requestBody();
+				if (StringUtils.isNotBlank(requestBody.description()))
+					return true;
+				else if (StringUtils.isNotBlank(requestBody.ref()))
+					return true;
+				else if (requestBody.required())
+					return true;
+				else if (requestBody.useParameterTypeSchema())
+					return true;
+				else if (requestBody.content().length > 0)
+					return true;
+				else
+					return requestBody.extensions().length > 0;
+			}
 		}
 		return false;
 	}