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-rw-r--r--src/mess/machine/kaypro.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mess/machine/kaypro.c b/src/mess/machine/kaypro.c
index e0672fda37c..778757b7860 100644
--- a/src/mess/machine/kaypro.c
+++ b/src/mess/machine/kaypro.c
@@ -110,7 +110,7 @@ WRITE8_MEMBER( kaypro_state::kaypro2x_system_port_w )
if (!BIT(data, 0))
m_floppy = m_floppy0->get_device();
else
- if (!BIT(data, 1))
+ if (m_floppy1 && (!BIT(data, 1)))
m_floppy = m_floppy1->get_device();
m_fdc->set_floppy(m_floppy);