Approvals are not Updating getting update failed error in servicenow portal

[Kanna12]

My manager not able to Approve the requests and getting update failed error in servicenow portal even though he hace approval_user role.

Another managers can approve succcessfully in Servicenow portal.

I checked Approval widget info as well. 

Please find below clinet script and server side script for reference.

g_approval_form_request = true;

//we get only a max number of elements to avoid to have a big list of it

var maxNumberOfItemsInTheList = parseInt(options.max_number_of_elements_shown_on_the_list);

//set 10 if maxnumber is undefined, empty or negative value

maxNumberOfItemsInTheList = maxNumberOfItemsInTheList>0 ? maxNumberOfItemsInTheList : 10;

var initRow = 0;

var lastRow = maxNumberOfItemsInTheList;

var currentPage = 0; //0 is the first page

if (input) {

    // update pagination

    currentPage = input.pagination.currentPage;

    initRow = (currentPage * maxNumberOfItemsInTheList);

    lastRow = initRow + maxNumberOfItemsInTheList;

    if (input.op == 'approved' || input.op == 'rejected') {

        var app = new GlideRecord("sysapproval_approver");

        if (app.get(input.target)) {

            var isMine = gs.hasRole("approval_admin") || (gs.hasRole("approver_user") && isApprovalMine(app));

            if (isMine) {

                app.state = input.op;

                app.update();

                if (currentPage > 0 && !input.pagination.hasNext && input.approvals.length == 1) {

                    currentPage--;

                    initRow = (currentPage * maxNumberOfItemsInTheList);

                    lastRow = initRow + maxNumberOfItemsInTheList;

                }

            }

        }

    }

}

data.ViewApprovalPageMsg = gs.getMessage("View approval page");

data.esignature = {

    username:  gs.getUserName(),

    userSysId: gs.getUserID(),

    e_sig_required: GlidePluginManager.isRegistered('com.glide.e_signature_approvals')

};

var esigRequiredMap = {};

if (data.esignature.e_sig_required) {

    var esigRegistryGR = new GlideRecord("e_signature_registry");

    esigRegistryGR.addQuery("enabled", "true");

    esigRegistryGR.query();

    while(esigRegistryGR.next()) {

        esigRequiredMap[esigRegistryGR.getValue("table_name")] = true;

    }

}

var gr = new GlideRecord('sysapproval_approver');

gr.chooseWindow(initRow, lastRow);

var qc1 = gr.addQuery("state", "requested");

//if (input)

//  qc1.addOrCondition("sys_id", "IN", input.ids);

data.myApprovals = getMyApprovals();

gr.addQuery("approver", data.myApprovals);

gr.orderBy("sys_created_on");

gr.query();

var rowCount = gr.getRowCount();

var approvals = [];

var ids = [];

var source_tables = [];

while (gr.next()) {

  var task = getRecordBeingApproved(gr);

    if (!task.isValidRecord())

        continue;

  ids.push(gr.getUniqueValue());

  var t = {};

  t.number = task.getDisplayValue();

  t.short_description = task.short_description.toString();

  if (gr.getValue("approver") != gs.getUserID())

      t.approver = gr.approver.getDisplayValue();

  if (task.isValidField("opened_by") && !task.opened_by.nil())

      t.opened_by = task.opened_by.getDisplayValue();

  // requestor >> opener

  if (task.isValidField("requested_by") && !task.requested_by.nil())

      t.opened_by = task.requested_by.getDisplayValue();

  t.start_date = task.start_date.getDisplayValue();

  t.end_date = task.end_date.getDisplayValue();

  t.quantity = task.quantity.getDisplayValue();

  t.table = task.getLabel();

  if (task.getValue("price") > 0)

      t.price = task.getDisplayValue("price");

  if (task.getValue("recurring_price") > 0)

      t.recurring_price = task.getDisplayValue("recurring_price");

  t.recurring_frequency = task.getDisplayValue("recurring_frequency");

  var items = [];

  var idx = 0;

  var itemsGR = new GlideRecord("sc_req_item");

  itemsGR.addQuery("request", task.sys_id);

  itemsGR.query();

  if (itemsGR.getRowCount() > 1)

    t.short_description = itemsGR.getRowCount() + " requested items";

  while (itemsGR.next()) {

    var item = {};

    item.short_description = itemsGR.short_description.toString();

    if (itemsGR.getValue("price") > 0)

      item.price = itemsGR.getDisplayValue("price");

    if (itemsGR.getValue("recurring_price") > 0) {

      item.recurring_price = itemsGR.getDisplayValue("recurring_price");

      item.recurring_frequency = itemsGR.getDisplayValue("recurring_frequency");

    }

    if (itemsGR.getRowCount() == 1) {

            item.variables = new GlobalServiceCatalogUtil().getVariablesForTask(itemsGR, true);

            item.variableSummarizerWidget = $sp.getWidget('sc-variable-summarizer', {'variables' : item.variables, 'toggle' : false, 'task' :t.number });

      t.short_description = itemsGR.short_description.toString();

    }

    items[idx] = item;

    idx++;

  }

  var j = {};

  j.sys_id = gr.getUniqueValue();

  j.table = gr.getRecordClassName();

    j.approval_source_table = gr.getValue("source_table");

    if (!j.approval_source_table)

        j.approval_source_table = gr.sysapproval.sys_class_name + "";

    j.requireEsigApproval = esigRequiredMap[j.approval_source_table];

    j.task = t;

  if (task) {

        j.variables = new GlobalServiceCatalogUtil().getVariablesForTask(task, true);

        j.variableSummarizerWidget = $sp.getWidget('sc-variable-summarizer', {'variables' : j.variables, 'toggle' : false, 'task': t.number });

    }

  j.items = items;

  j.state = gr.getValue("state");

  j.stateLabel = gr.state.getDisplayValue();

  approvals.push(j);

}

data.ids = ids;

data.approvals = approvals;

data.showApprovals = gs.getUser().hasRole('approver_user');

// for pagination

data.pagination = {};

data.pagination.hasNext = (approvals.length == (parseInt(lastRow) - parseInt(initRow)) && lastRow < rowCount);

data.pagination.hasPrevious = parseInt(initRow) > 0;

data.pagination.from = parseInt(initRow + 1);

data.pagination.to = parseInt(lastRow) < parseInt(rowCount) ? parseInt(lastRow) : parseInt(rowCount);

data.pagination.of = parseInt(rowCount);

data.pagination.showPagination = data.pagination.hasPrevious || data.pagination.hasNext;

data.pagination.currentPage = data.pagination.from > data.pagination.to ? currentPage -1 : currentPage;

delete g_approval_form_request;

function getRecordBeingApproved(gr) {

  if (!gr.sysapproval.nil())

    return gr.sysapproval.getRefRecord();

  return gr.document_id.getRefRecord();

}

Please let me know if I miss anything.