Why does the Software Show "Unable to Read Mifare Card Settings! Authentication Fail" When Reading Mifare Card

Problem (Issue) Statement:	Why does the software show "Unable to read Mifare card settings! Authentication fail" when reading Mifare card
Description:	This article will explain to users why the software shows the error message as following Figure 1: "Unable to read Mifare card settings! Authentication fail" Message
Related Software:	xPortal3000
Related Hardware:	Plato-C80KLS Plato-C80S
System Application:	NIL
Symptom and Finding:	NIL
Cause:	The Read Key configured in the System Properties under the Mifare Card Options tab does not match the Read Key set during the programming of the Mifare cards Incorrect Block No. is selected for the programmed card
	Summary: Configuring Mifare Card Options under System Properties. . Warning! Users are not recommended to run any xPortal software in Windows XP* operating system as the system is unstable* Users are also advised to stop the xPortal Services before shutting down the Server PC* to prevent any missing transaction issues.* . . Step-by-step Guide: Configuring Mifare Card Options under System Properties: Step 1: Ensure that users have configured the correct Read Key and Block No. of the programmed card. Knowledge Base Link Users may refer to /wiki/spaces/MICS/pages/225935626* for the complete steps to configure Read Key and Block No. for the programmed card.*
Common Issues:	NIL
Porting Date:	10/10/2019

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