Hello,

I receive a memory fault when running either the math or echo client. The 
memory fault occurs when function axis2_svc_client_free is called.
I am attaching the code files with this mail. Kindly help us resolve this issue 
as it is a work stopper for us.

Thanks and Regards,
Anushree
/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include <stdio.h>
#include <axiom.h>
#include <axis2_util.h>
#include <axiom_soap.h>
#include <axis2_client.h>
#include <unistd.h>
#include <errno.h>

axiom_node_t *build_om_payload_for_echo_svc(
    const axutil_env_t * env);

int
main(
    int argc,
    char **argv)
{
    const axutil_env_t *env = NULL;
    const axis2_char_t *address = NULL;
    axis2_endpoint_ref_t *endpoint_ref = NULL;
    axis2_options_t *options = NULL;
    axis2_char_t *client_home = NULL;
    axis2_svc_client_t *svc_client = NULL;
    axiom_node_t *payload = NULL;
    axiom_node_t *ret_node = NULL;
    short errno;

    client_home = AXIS2_GETENV("AXIS2C_HOME");
    if (!client_home || !strcmp(client_home, "")) {
        axis2_char_t* test_ptr;
        axis2_char_t* test_loc = NULL;

        client_home =  (axis2_char_t*)malloc(150);
        memset(client_home,'\0',150);
        test_ptr = getcwd(client_home, 150);

        if(!test_ptr) {
                printf("Client value is:%s",client_home);
                printf("\nError no is %d",errno);
                exit(1);
        }

        test_loc = strstr(client_home,"/client/echo");
        if(test_loc) {
                axis2_char_t* axis_home = NULL;
                *test_loc = '\0';

                axis_home = (axis2_char_t*)malloc(13+strlen(client_home));
                memset(axis_home,'\0',13+strlen(client_home));
                strcpy(axis_home,"AXIS2C_HOME=");
                strcat(axis_home,client_home);
                putenv(axis_home);
                free(axis_home);
        } else {
                printf("\nThe client is not run from the 
$deploy_dir/client/echo folder.");
                printf("\n Client application terminating ...");
                exit(-1);
        }
    }
    /* Set up the environment */
    env = axutil_env_create_all("echo.log", AXIS2_LOG_LEVEL_TRACE);

    /* Set end point reference of echo service */
    address = "http://localhost:9090/axis2/services/echo";;
    if (argc > 1)
    {
        if (axutil_strcmp(argv[1], "-h") == 0)
        {
            printf("Usage : %s [endpoint_url]\n",
                   argv[0]);
            printf("use -h for help\n");
            return 0;
        }
        else
        {
            address = argv[1];
        }
    }
    printf("Using endpoint : %s\n", address);

    /* Create EPR with given address */
    endpoint_ref = axis2_endpoint_ref_create(env, address);

    /* Setup options */
    options = axis2_options_create(env);
    axis2_options_set_to(options, env, endpoint_ref);
    axis2_options_set_action(options, env,
                             "http://ws.apache.org/axis2/c/samples/echoString";);

    /* Set up deploy folder. It is from the deploy folder, the configuration is 
picked up
     * using the axis2.xml file.
     * In this sample client_home points to the Axis2/C default deploy folder. 
The client_home can
     * be different from this folder on your system. For example, you may have 
a different folder
     * (say, my_client_folder) with its own axis2.xml file. 
my_client_folder/modules will have the
     * modules that the client uses
     */



    /* Create service client */
    printf("\nhome env is: %s", client_home);
    svc_client = axis2_svc_client_create(env, client_home);
    if (!svc_client)
    {
        printf
            ("Error creating service client, Please check AXIS2C_HOME again\n");
   /*     AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI,
                        "Stub invoke FAILED: Error code:" " %d :: %s",
                        env->error->error_number,
                        AXIS2_ERROR_GET_MESSAGE(env->error));*/
        return -1;
    }

    /* Set service client options */
    axis2_svc_client_set_options(svc_client, env, options);

    /* Engage addressing module */
    axis2_svc_client_engage_module(svc_client, env, AXIS2_MODULE_ADDRESSING);

    /* Build the SOAP request message payload using OM API. */
    payload = build_om_payload_for_echo_svc(env);

    /* Send request */
    ret_node = axis2_svc_client_send_receive(svc_client, env, payload);

    if (ret_node)
    {
        axis2_char_t *om_str = NULL;
        om_str = axiom_node_to_string(ret_node, env);
        if (om_str)
            printf("\nReceived OM : %s\n", om_str);
        printf("\necho client invoke SUCCESSFUL!\n");

        AXIS2_FREE(env->allocator, om_str);
        ret_node = NULL;
    }
    else
    {
    /*    AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI,
                        "Stub invoke FAILED: Error code:" " %d :: %s",
                        env->error->error_number,
                        AXIS2_ERROR_GET_MESSAGE(env->error));*/
        printf("echo client invoke FAILED!\n");
    }


    if (svc_client)
    {
        axis2_svc_client_free(svc_client, env);
        svc_client = NULL;
    }

    if (env)
    {
        axutil_env_free((axutil_env_t *) env);
        env = NULL;
    }

    return 0;
}

/* build SOAP request message content using OM */
axiom_node_t *
build_om_payload_for_echo_svc(
    const axutil_env_t * env)
{
    axiom_node_t *echo_om_node = NULL;
    axiom_element_t *echo_om_ele = NULL;
    axiom_node_t *text_om_node = NULL;
    axiom_element_t *text_om_ele = NULL;
    axiom_namespace_t *ns1 = NULL;
    axis2_char_t *om_str = NULL;

    ns1 =
       axiom_namespace_create(env, "http://ws.apache.org/axis2/services/echo";,
                               "ns1");
    echo_om_ele =
        axiom_element_create(env, NULL, "echoString", ns1, &echo_om_node);
    text_om_ele =
        axiom_element_create(env, echo_om_node, "text", NULL, &text_om_node);
    axiom_element_set_text(text_om_ele, env, "Hello", text_om_node);
    om_str = axiom_node_to_string(echo_om_node, env);

    if (om_str)
    {
        printf("\nSending OM : %s\n", om_str);
        AXIS2_FREE(env->allocator, om_str);
        om_str = NULL;
    }
    return echo_om_node;
}
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