Updating block in autocad
I updated the block drawing (which is a seperate drawing called ballon.dwg) Our company wanted to start using Auto CAD LT 2007 so I saved all my old Auto CAD 14 drawings as Auto CAD LT 2007 drawings.Now, I have my Auto CAD LT 2007 drawing open and I want to update the ballon to reflect the changes I've made.In the drawing that contains the title block Xref, type in the Command line and press Enter) for the fields to display properly.Your office standards, or the size of your projects, may necessitate updating your title block fields in this way.Open the DWG Properties dialog box by: In the DWG Properties dialog box, select the Custom field and click the Add button.In the Add Custom Property dialog box, type a Custom property name and Value for the custom field. (to match the name in the Fields dialog box) and give it the value 2015.02 to reflect the project number of the current drawing. You'll now see an entry in the Custom Properties list that matches the custom field you've just created.A block filter is also included in the settings at the top of the code so that the user may opt to update specific blocks within drawings. Refer to How to Run an Auto LISP Program for instructions on how to load this program.I'm currently using Auto CAD LT 2007 and I'm having trouble updating blocks.
The column is used and the flag located near the top of the program code has been set appropriately, the program will only update attributed blocks whose block name resides in this column. The program may also be called from the Auto CAD command-line at any time using the syntax as noted above.In the Field names list, scroll to and highlight the field name you need to update.In our example, the Project Number field is listed as Project No.See here FAQ ( is the difference between Auto CAD (full) and Auto CAD LT?) for a list of things missing from LT.without those commands you cannot update attributes within existing blocks but each new instance will have the extra attributes. If there are many blocks that need redefining an upgrade to the full version will be of benifit.Note, however, that the field name appears as Custom DP under Field expression.As a result, we now know that we need to create a Custom entry for this field using the DWGProp command.I was using Auto CAD 14 for a particular drawing which contained several blocks.One block in particular, named BALLON, needed to be updated.You're wondering why they are not updating when you bring them in as Xrefs.Your field names may not match between the DWG Properties dialog box and the Field dialog box.