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devnied / EMV-NFC-Paycard-Enrollment

A Java library used to read and extract data from NFC EMV credit cards (Android/PCSC).
Apache License 2.0
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NullPointerException at EmvParser.java #35

Closed muratbilir closed 5 years ago

muratbilir commented 6 years ago

Hi; I am getting crash reports with this library. Crashes occur on variety of devices and OS versions. I don't know which cards causes this. Stack trace is as follows:

Fatal Exception: java.lang.RuntimeException: An error occurred while executing doInBackground() at android.os.AsyncTask$3.done(AsyncTask.java:318) at java.util.concurrent.FutureTask.finishCompletion(FutureTask.java:354) at java.util.concurrent.FutureTask.setException(FutureTask.java:223) at java.util.concurrent.FutureTask.run(FutureTask.java:242) at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:243) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1133) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:607) at java.lang.Thread.run(Thread.java:762) Caused by java.lang.NullPointerException: Attempt to invoke virtual method 'float java.lang.Float.floatValue()' on a null object reference at com.github.devnied.emvnfccard.parser.EmvParser.extractLogEntry(EmvParser.java:483) at com.github.devnied.emvnfccard.parser.EmvParser.parse(EmvParser.java:390) at com.github.devnied.emvnfccard.parser.EmvParser.extractPublicData(EmvParser.java:317) at com.github.devnied.emvnfccard.parser.EmvParser.readWithPSE(EmvParser.java:231) at com.github.devnied.emvnfccard.parser.EmvParser.readEmvCard(EmvParser.java:118) ... at android.os.AsyncTask$2.call(AsyncTask.java:304) at java.util.concurrent.FutureTask.run(FutureTask.java:237) at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:243) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1133) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:607) at java.lang.Thread.run(Thread.java:762)