CCS: load gel file failed

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//
//File Name: launch_j721e.js
//Description:
//   Launch the DMSC firmware and board configuration from R5F.
//
//Usage:
//
//From CCS Scripting console
//  1. loadJSFile "C:\\ti\\launch_j721e.js"
//
//Note:
//  1. Search for "edit this" to look at changes that need to be edited
//     for your usage.
//

//<!!!!!! EDIT THIS !!!!!>
// Set this to 1 to allow loading the GEL files directly from the ccxml file.
   disableGelLoad  =  0 ;
// Set to 1 to use the firmware with Firewalls.
if (disableGelLoad == 0)
{
    //Path to GEL files
    gelFilePath = "k3-avv-repo/framework/gels/K3J7";
}
//PDK path. Edit this
pdkPath = "E:\workshop\psdk_rtos_auto_j7_06_02_00_21\pdk";

//path to board config elf
ccs_init_elf_file = pdkPath+ " /packages/ti/drv/sciclient/tools/ccsLoadDmsc/j721e/sciclient_ccs_init_mcu1_0_release.xer5f";

//path to sysfw bin
sysfw_bin = pdkPath+ " /packages/ti/drv/sciclient/soc/sysfw/binaries/ti-sci-firmware-j721e-gp.bin"

//<!!!!!! EDIT THIS !!!!!>

// Import the DSS packages into our namespace to save on typing
importPackage(Packages.com.ti.debug.engine.scripting)
importPackage(Packages.com.ti.ccstudio.scripting.environment)
importPackage(Packages.java.lang)
importPackage(java.io);
importPackage(java.lang);

function updateScriptVars()
{
    //Open a debug session
    dsMCU1_0 = debugServer.openSession( ".*MCU_Cortex_R5_0" );
    dsDMSC_0 = debugServer.openSession( ".*DMSC_Cortex_M3_0" );
}

function printVars()
{
    updateScriptVars();
}

function connectTargets()
{
    /* Set timeout of 20 seconds */
    script.setScriptTimeout(200000);
    updateScriptVars();
    sysResetVar=dsDMSC_0.target.getResetType(1);
    sysResetVar.issueReset();
    print("Connecting to DMSC_Cortex_M3_0!");
    // Connect targets
    dsDMSC_0.target.connect();
    print("Fill R5F ATCM memory...");
    dsDMSC_0.memory.fill(0x61000000, 0, 0x2000, 0);
    print("Writing While(1) for R5F")
    dsDMSC_0.memory.writeWord(0, 0x61000000, 0xE59FF004); /* ldr        pc, [pc, #4] */
    dsDMSC_0.memory.writeWord(0, 0x61000004, 0x38);       /* Address 0x38 */
    dsDMSC_0.memory.writeWord(0, 0x61000038, 0xEAFFFFFE) /* b          #0x38 */
    print("Loading DMSC Firmware ... " + sysfw_bin);
    // Load the DMSC firmware
    dsDMSC_0.memory.loadRaw(0, 0x40000, sysfw_bin, 32, false);
    print("DMSC Firmware Load Done...");
    // Set Stack pointer and Program Counter
    stackPointer = dsDMSC_0.memory.readWord(0, 0x40000);
    progCounter = dsDMSC_0.memory.readWord(0, 0x40004);
    dsDMSC_0.memory.writeRegister("SP", stackPointer);
    dsDMSC_0.memory.writeRegister("PC", progCounter);
    print( "DMSC Firmware run starting now...");
    // Run the DMSC firmware
    dsDMSC_0.target.runAsynch();
    print("Connecting to MCU Cortex_R5_0!");

    // Connect the MCU R5F
    dsMCU1_0.target.connect();

    print("Running the board configuration initialization from R5!");
    // Load the board configuration init file.
    dsMCU1_0.memory.loadProgram(ccs_init_elf_file);
    // Halt the R5F and re-run.
    dsMCU1_0.target.halt();
    // Run Synchronously for the executable to finish
    dsMCU1_0.target.run();

    /* Run the DDR Configuration */
    print("Running the DDR configuration... Wait till it completes!");
    dsDMSC_0.target.halt();
    dsDMSC_0.expression.evaluate("J7ES_LPDDR4_Config_Late()");
    dsDMSC_0.target.runAsynch();
}

function disconnectTargets()
{
    updateScriptVars();
    // Reset the R5F to be in clean state.
    dsMCU1_0.target.reset();
    // Disconnect targets
    dsDMSC_0.target.disconnect();
}

function doEverything()
{
    printVars();
    connectTargets();
    disconnectTargets();
    print("Okay you are good to go.. Happy Debugging!!");
}

var ds;
var debugServer;
var script;

// Check to see if running from within CCSv4 Scripting Console
var withinCCS = (ds !== undefined);

// Create scripting environment and get debug server if running standalone
if (!withinCCS)
{
    // Import the DSS packages into our namespace to save on typing
    importPackage(Packages.com.ti.debug.engine.scripting);
    importPackage(Packages.com.ti.ccstudio.scripting.environment);
    importPackage(Packages.java.lang);

    // Create our scripting environment object - which is the main entry point into any script and
    // the factory for creating other Scriptable ervers and Sessions
    script = ScriptingEnvironment.instance();

    // Get the Debug Server and start a Debug Session
    debugServer = script.getServer("DebugServer.1");
}
else // otherwise leverage existing scripting environment and debug server
{
    debugServer = ds;
    script = env;
}

doEverything();