diff --git a/src/main/java/com/datadog/ServerlessCompatAgent.java b/src/main/java/com/datadog/ServerlessCompatAgent.java
index c6c1893..8d08959 100644
--- a/src/main/java/com/datadog/ServerlessCompatAgent.java
+++ b/src/main/java/com/datadog/ServerlessCompatAgent.java
@@ -64,6 +64,10 @@ public static String getPackageVersion() {
         return packageVersion == null ? "unknown" : packageVersion;
     }
 
+    public static boolean isAzureFlexWithoutDDAzureResourceGroup() {
+        return "FlexConsumption".equals(System.getenv("WEBSITE_SKU")) && System.getenv("DD_AZURE_RESOURCE_GROUP") == null;
+    }
+
     public static void premain(String agentArgs, Instrumentation instrumentation) {
         CloudEnvironment environment = getEnvironment();
         log.debug("Environment detected: {}", environment);
@@ -90,6 +94,12 @@ public static void premain(String agentArgs, Instrumentation instrumentation) {
             return;
         }
 
+        // Check for Azure Flex Consumption functions that don't have the DD_AZURE_RESOURCE_GROUP environment variable set
+        if (environment == CloudEnvironment.AZURE_FUNCTION && isAzureFlexWithoutDDAzureResourceGroup()) {
+            log.error("Azure function detected on flex consumption plan without DD_AZURE_RESOURCE_GROUP set. Please set the DD_AZURE_RESOURCE_GROUP environment variable to your resource group name in Azure app settings. Shutting down Datadog Serverless Compatibility Layer.");
+            return;
+        } 
+
         try (InputStream inputStream = ServerlessCompatAgent.class.getClassLoader()
                 .getResourceAsStream(fileName)) {
             if (inputStream == null) {