not able to access my edge device from a port assigned to same vlan

[imrannoor]

vlan created in 5412zl it ...the ip of the edge device is pinging from this switch but when a port is assigned to this vlan and try to ping that edge device it is not ping able ..altough the ip address and gateway and subnet mask are right ..please do assist me in it as soon as possible ... i have attached the switch logs ..the vlan is 1200 and it is connected to another 3500yl switch on port E3 and on that switch (3500yl is connected).the ip of the device is global ip in a subnet /29 and of the vlan i have given is in that subnet and when i connect my machine to a port on 5412zl core sitch assigned to this vlan 1200 ip in that subnet with gateway ip of the device it is not pinging the gateway although i am able to ping from the switch itself