Contents
Why is ArcMap not merging feature classes and shapefiles?
Search on Esri Community Submit to ArcGIS Ideas “001156: Failed on input OID ; could not write value ‘ ‘ to output field .” This error indicates ArcMap is unable to merge conflicting field types or field lengths from the selected feature classes or shapefiles to the new feature class.
How to merge feature classes With shapefiles in Excel?
Open the Merge tool, and select the exported feature classes as input datasets. 4. Set the output location and run the Merge tool. To add the conflicting data that was deleted into the merged feature class, create a new field and specify the field type and length, and use the Field Calculator to populate the new field.
Why do I get error 001156 when merging feature classes?
During the merging process, error ‘001156’ occurs when the feature classes or shapefiles that are selected for merging contain fields with conflicting field data types or lengths. For more information, please refer to ArcGIS Help: Understanding field properties, aliases, and table display options.
How to lock shapefiles in ArcGIS 10.x?
In ArcGis 10.x if a shapefile is opened (in ArcMap or ArcCatalog..), ArcGis automatically creates a file with the same name and pcname.numbers.sr.lock This prevent data as shapefiles to be edited if opened in multiple mxds or ArcCatalog in example.
How to merge two shapefiles of different geometry types?
If you still want to work in QGIS then you can do it by importing the shapefiles to GRASS and then exporting them back out again to shapefile. This should convert them both to polygon geometry and the merge will work. Make sure the two layers are loaded into QGIS before you start. 1. Load the GRASS plugin and the toolbars.
How to merge feature classes with shape classes?
For more information, refer to ArcGIS Help: Modifying field properties. 1. Export the shapefiles to feature classes. 2. Delete the fields with conflicting values or length with the Delete Field tool. 3. Open the Merge tool, and select the exported feature classes as input datasets. 4. Set the output location and run the Merge tool.
How does the append tool in ArcGIS Pro work?
The Append tool appends multiple input datasets into an existing target dataset of the same type. In some instances, appending data to a feature class in ArcGIS Pro returns the following error: Error: 001156: Failed on input OID ; could not write value ‘ ‘ to output field .
Why is error 001156 failed on input OID?
For more information, refer to 01156: Failed on input OID ; could not write value ‘ ‘ to output field . To resolve this issue, use one of the solutions below, depending on the cause. In the target feature class, create a new field and set the data type to be the same as the values to append.