Esse e o erro que o Netbeans retorna !
Set 18, 2012 9:14:38 AM k_atualizador.Frame_Ver_Dados Campos_fornecedorActionPerformed
SEVERE: null
java.lang.StringIndexOutOfBoundsException: String index out of range: -1
at java.lang.String.substring(String.java:1911)
at k_atualizador.Conexao_fornecedor.LerDados(Conexao_fornecedor.java:146)
at k_atualizador.Frame_Ver_Dados.Campos_fornecedorActionPerformed(Frame_Ver_Dados.java:274)
at k_atualizador.Frame_Ver_Dados.access$200(Frame_Ver_Dados.java:13)
at k_atualizador.Frame_Ver_Dados$4.actionPerformed(Frame_Ver_Dados.java:156)
at javax.swing.JComboBox.fireActionEvent(JComboBox.java:1260)
at javax.swing.JComboBox.contentsChanged(JComboBox.java:1331)
at javax.swing.AbstractListModel.fireContentsChanged(AbstractListModel.java:118)
at javax.swing.DefaultComboBoxModel.setSelectedItem(DefaultComboBoxModel.java:94)
at javax.swing.DefaultComboBoxModel.addElement(DefaultComboBoxModel.java:132)
at javax.swing.JComboBox.addItem(JComboBox.java:718)
at k_atualizador.Frame_Ver_Dados.<init>(Frame_Ver_Dados.java:42)
at k_atualizador.Frame_senhas_ver.Botao_EntrarActionPerformed(Frame_senhas_ver.java:233)
at k_atualizador.Frame_senhas_ver.access$100(Frame_senhas_ver.java:20)
at k_atualizador.Frame_senhas_ver$2.actionPerformed(Frame_senhas_ver.java:118)
at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2018)
at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2341)
at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)
at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:252)
at java.awt.Component.processMouseEvent(Component.java:6505)
at javax.swing.JComponent.processMouseEvent(JComponent.java:3321)
at java.awt.Component.processEvent(Component.java:6270)
at java.awt.Container.processEvent(Container.java:2229)
at java.awt.Component.dispatchEventImpl(Component.java:4861)
at java.awt.Container.dispatchEventImpl(Container.java:2287)
at java.awt.Component.dispatchEvent(Component.java:4687)
at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4832)
at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4492)
at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4422)
at java.awt.Container.dispatchEventImpl(Container.java:2273)
at java.awt.Window.dispatchEventImpl(Window.java:2719)
at java.awt.Component.dispatchEvent(Component.java:4687)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:713)
at java.awt.EventQueue.access$000(EventQueue.java:104)
at java.awt.EventQueue$3.run(EventQueue.java:672)
at java.awt.EventQueue$3.run(EventQueue.java:670)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:87)
at java.awt.EventQueue$4.run(EventQueue.java:686)
at java.awt.EventQueue$4.run(EventQueue.java:684)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:683)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:244)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:163)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:151)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:147)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:139)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:97)
E o meu programa retorna o seguinte erro
ERROMENU_CLASSE##org.firebirdsql.jdbc.FBSQLExeception: GDS Exception. 335544569. Dybamic SQL Error
SQL error code= -104
Token unknown - line 1, column 11
FROM
