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Professor
Não consigo achar o problema. Mensagem de erro quando executo a impressão do relatório;
Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException: Cannot invoke "java.io.InputStream.read(byte[], int, int)" because "this.in" is null
The text was updated successfully, but these errors were encountered:
Boa Tarde Professor será que você pode nos ajudar
ão consigo achar o problema. Mensagem de erro quando executo a impressão do relatório;
Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException: Cannot invoke "java.io.InputStream.read(byte[], int, int)" because "this.in" is null
Professor
Não consigo achar o problema. Mensagem de erro quando executo a impressão do relatório;
Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException: Cannot invoke "java.io.InputStream.read(byte[], int, int)" because "this.in" is null
The text was updated successfully, but these errors were encountered: