Send them back. Absolutely unacceptable. In time, they could become 
pockets of water if the lack of adhesion was caused by a hygroscopic 
contaminant.

Brian

Roberts, Jon wrote:
> Have any of you had bare board (PWB rigid flex) with what appears to
> have bubbles on the outer surface of the rigid board?  The bubbles will
> also be under where the solder mask is placed.  I have pictures if
> someone will refresh me on who to send to be available to the TechNet
> group, Thanks, Jon
> 
> 
> This communication is intended only for use by the addressee(s) named herein and may contain business confidential and/or legally privileged information. If you are not the intended recipient of this e-mail, you are hereby notified that any dissemination, distribution, disclosure or copying of this e-mail and its contents is strictly prohibited. If you have received this e-mail in error, kindly notify the sender by replying to this message. In addition, please permanently delete the message and any attachments without copying or disclosing the contents. Thank you for your cooperation.                                                                                                        
> THIS DOCUMENT AND/OR SHIPMENT MAY CONTAIN COMMODITY ITEMS, SOFTWARE OR TECHNICAL DATA THAT IS CONTROLLED BY U.S. EXPORT LAW, AND MAY NOT BE EXPORTED OUTSIDE THE UNITED STATES OR TO NON U.S. PERSONS WITHOUT THE APPROPRIATE EXPORT LICENSE FROM EITHER THE U.S. DEPARTMENT OF STATE OR DEPARTMENT OF COMMERCE.
> 
> ---------------------------------------------------
> Technet Mail List provided as a service by IPC using LISTSERV 15.0
> To unsubscribe, send a message to [log in to unmask] with following text in
> the BODY (NOT the subject field): SIGNOFF Technet
> To temporarily halt or (re-start) delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL or (MAIL)
> To receive ONE mailing per day of all the posts: send e-mail to [log in to unmask]: SET Technet Digest
> Search the archives of previous posts at: http://listserv.ipc.org/archives
> Please visit IPC web site http://www.ipc.org/contentpage.asp?Pageid=4.3.16 for additional information, or contact Keach Sasamori at [log in to unmask] or 847-615-7100 ext.2815
> -----------------------------------------------------
> 

---------------------------------------------------
Technet Mail List provided as a service by IPC using LISTSERV 15.0
To unsubscribe, send a message to [log in to unmask] with following text in
the BODY (NOT the subject field): SIGNOFF Technet
To temporarily halt or (re-start) delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL or (MAIL)
To receive ONE mailing per day of all the posts: send e-mail to [log in to unmask]: SET Technet Digest
Search the archives of previous posts at: http://listserv.ipc.org/archives
Please visit IPC web site http://www.ipc.org/contentpage.asp?Pageid=4.3.16 for additional information, or contact Keach Sasamori at [log in to unmask] or 847-615-7100 ext.2815
-----------------------------------------------------