When you installed instantclient did you also install the SDK along with the basic package? https://metacpan.org/release/MJEVANS/DBD-Oracle-1.80/source/README#L53. ociver.h is in /instantclient_19_12/sdk/include. If so do you have the correct environment variables set?

In reply to Re: /app/chart/oracle/product/19c/sdk/include/oci.h:745:20: fatal error: ociver.h: No such file or directory by marto
in thread /app/chart/oracle/product/19c/sdk/include/oci.h:745:20: fatal error: ociver.h: No such file or directory by silversurfer2in

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