External HDD Partition Asking for Format

hello
i have 2 TB seagate external hdd
today while connecting i dont know what happens its 2 partitions asking for format

in my hdd its contains 3 partitions and one is working but other two is asking for format

i checked via disk manangement its showing 'RAW' format.

And i tried chkdsk but its giving error i.e unablet to determine volume and stats and aborted.

Please Anyone help me to solve this problem