First National Bank (FNB) customers have lashed out at the bank following network glitches which started over the weekend. The bank said it was experiencing a national technical shutdown on Sunday and would sort out the matter as quickly as possible‚ but it seemed clients were still facing issues on Monday.FNB apologises to customers experiencing intermittent issues using our banking services. We are urgently working to restore all channels. — FNB South Africa (@FNBSA) July 25, 2016async Customers complained that they were unable to use their bank cards at ATMs‚ in stores or at banks.Dillan Sadler tweeted: "@FNBSA You are INCOMPETENT anyway its nothing new. One problem after the other with FNB. Its 2016 how useless can a modern system be." @FNBSA You are INCOMPETENT anyway its nothing new. One problem after the other with FNB. Its 2016 how useless can a modern system be. — Dillan Sadler (@DillanSadler) July 25, 2016@FNBSA during month end?U can't be serious — 3rd Force (@mashiyanef) July 25, 2016async async Deon Lengton ‏@deon_lengton said: "@DirkStrauss @FNBSA @Rbjacobs My wife had to bail me out at the tills too many times now with her #bleep bank card!" @FNBSA when are you going to fix your "intermittent" problems? ATM's not working, network problems. Clients deserve better from you — Cheree Azar (@Chaz99) July 25, 2016async async Some social media users felt they should be compensated for the inconvenience. Siphiwe Mngadi ‏wrote: "@FNBSA I'm really angry and a tweet is undermining me‚ FNB should compensate me‚ I was embarrassed by your stupid techinical problem. Nxa" @FNBSA I'm really angry and a tweet is undermining me, FNB should compensate me, I was embarrassed by your stupid techinical problem. Nxa— Siphiwe Mngadi (@MNGADINATOR) July 25, 2016async TMG Digital..