Ken, I also work with alot of Gerber's and the aperture description I get the most problem with are THERMAL's. My guess is that since thermal has more variables compared to CIRCLE or RECTANGLE that it may bomb out. Just a guess. Sean M. Heffernan Quadrus Manufacturing Manufacturing/Applications Engineer [log in to unmask] > -----Original Message----- > From: Ken Patel [SMTP:[log in to unmask]] > Sent: Tuesday, March 23, 1999 1:46 PM > To: [log in to unmask] > Subject: [TN] RS274X format... > > I have received a gerber file in RS274-X format but I still can find > about 5 > undefined apertures when opened using PCGerberview tool. > > Any reason, why I am not getting 100% embedded aperture. > > re, > Ken Patel > ______________________________________________________ > Ken Patel Phone: (408) 490-6804 > 1708 McCarthy Blvd. Fax: (408) 490-6859 > Milpitas, CA 95035 Beeper: (888) 769-1808 > > ################################################################ > TechNet E-Mail Forum provided as a free service by IPC using LISTSERV > 1.8c > ################################################################ > To subscribe/unsubscribe, send a message to [log in to unmask] with > following text in the body: > To subscribe: SUBSCRIBE TechNet <your full name> > To unsubscribe: SIGNOFF TechNet > ################################################################ > Please visit IPC's web site (http://www.ipc.org) "On-Line Services" > section for additional information. > For technical support contact Hugo Scaramuzza at [log in to unmask] or > 847-509-9700 ext.312 > ################################################################ ################################################################ TechNet E-Mail Forum provided as a free service by IPC using LISTSERV 1.8c ################################################################ To subscribe/unsubscribe, send a message to [log in to unmask] with following text in the body: To subscribe: SUBSCRIBE TechNet <your full name> To unsubscribe: SIGNOFF TechNet ################################################################ Please visit IPC's web site (http://www.ipc.org) "On-Line Services" section for additional information. For technical support contact Hugo Scaramuzza at [log in to unmask] or 847-509-9700 ext.312 ################################################################