gpg decryption fails with no secret key error

Question

I have a gpg .key file that is used as passphrase for decrypting a .dat.pgp file. The encrypted .data.pgp file gets successfully decrypted on one server with same .key file

Answer 1

I have solved this problem, try to use root privileges, such as sudo gpg ... I think that gpg elevated without permissions does not refer to file permissions, but system