ppm checklist fix

lib/views/widgets/pentry/pentry_ppm_check_list_form.dart

@@ -57,15 +57,17 @@ class _PentryPMChecklistFormState extends State<PentryPMChecklistForm> {
                         initialValue: list[index].taskStatusId == null ? null : Lookup(id: list[index].taskStatusId, name: list[index].taskStatusName),
                         title: context.translation.status,
                         onSelect: (value) {
-                          list[index].taskStatusId = value.id;
-                          list[index].taskStatusName = value.name;
+                          if(value!=null) {
+                            list[index].taskStatusId = value.id;
+                            list[index].taskStatusName = value.name;
+                          }
                         },
                       ),
                     if (showLabel.isNotEmpty && showLabel.contains(index)) 8.height,
                     AppTextFormField(
                       labelText: context.translation.measuredValue,
                       initialValue: list[index].measuredValue,
-                      enable: false,
+                     // enable: false,
                       backgroundColor: context.isDark ? AppColor.neutral20 : null,
                       // backgroundColor: context.isDark ? AppColor.neutral50 : null,
                       // onChange: (text) {
@@ -76,7 +78,7 @@ class _PentryPMChecklistFormState extends State<PentryPMChecklistForm> {
                     AppTextFormField(
                       labelText: context.translation.comment,
                       initialValue: list[index].taskComment,
-                      enable: false,
+                     // enable: false,
                       backgroundColor: context.isDark ? AppColor.neutral20 : null,
                       // backgroundColor: context.isDark ? AppColor.neutral50 : null,
                       // onChange: (text) {