It fails for me, too:
max@schleptop:/tmp/a$ pdftk 1.pdf 2.pdf cat output a.pdf WARNING: Error loading security provider org.bouncycastle.jce.provider.BouncyCastleProvider: java.lang.ClassNotFoundException: org.bouncycastle.jce.provider.BouncyCastleProvider not found in gnu.gcj.runtime.SystemClassLoader{urls=[file:./], parent=gnu.gcj.runtime.ExtensionClassLoader{urls=[], parent=null}} WARNING: Error loading security provider gnu.crypto.jce.GnuCrypto: java.lang.ClassNotFoundException: gnu.crypto.jce.GnuCrypto not found in gnu.gcj.runtime.SystemClassLoader{urls=[file:./], parent=gnu.gcj.runtime.ExtensionClassLoader{urls=[], parent=null}} max@schleptop:/tmp/a$
Max
It fails for me, too:
max@schleptop: /tmp/a$ pdftk 1.pdf 2.pdf cat output a.pdf e.jce.provider. BouncyCastlePro vider: java.lang. ClassNotFoundEx ception: org.bouncycastl e.jce.provider. BouncyCastlePro vider not found in gnu.gcj. runtime. SystemClassLoad er{urls= [file:. /], parent= gnu.gcj. runtime. ExtensionClassL oader{urls= [], parent=null}} jce.GnuCrypto: java.lang. ClassNotFoundEx ception: gnu.crypto. jce.GnuCrypto not found in gnu.gcj. runtime. SystemClassLoad er{urls= [file:. /], parent= gnu.gcj. runtime. ExtensionClassL oader{urls= [], parent=null}} /tmp/a$
WARNING: Error loading security provider org.bouncycastl
WARNING: Error loading security provider gnu.crypto.
max@schleptop:
Max