=> Try to fix libpx but got erro sudo apt-get install libpq-dev Reading package lists... Done Building dependency tree Reading state information... Done libpq-dev is already the newest version (2:13.10-1.bionic). The following packages were automatically installed and are no longer required: libc-ares2 libllvm11 linux-aws-5.4-headers-5.4.0-1072 linux-aws-5.4-headers-5.4.0-1075 linux-aws-5.4-headers-5.4.0-1078 linux-aws-5.4-headers-5.4.0-1080 linux-aws-5.4-headers-5.4.0-1081 linux-aws-5.4-headers-5.4.0-1083 linux-aws-5.4-headers-5.4.0-1084 linux-aws-5.4-headers-5.4.0-1085 linux-aws-5.4-headers-5.4.0-1086 linux-aws-5.4-headers-5.4.0-1088 linux-aws-5.4-headers-5.4.0-1089 linux-aws-5.4-headers-5.4.0-1092 linux-aws-5.4-headers-5.4.0-1093 linux-aws-5.4-headers-5.4.0-1094 linux-aws-5.4-headers-5.4.0-1097 linux-aws-5.4-headers-5.4.0-1099 pgdg-keyring Use 'sudo apt autoremove' to remove them. 0 upgraded, 0 newly installed, 0 to remove and 34 not upgraded. 1 not fully installed or removed. After this operation, 0 B of additional disk space will be used. Do you want to continue? [Y/n] y Setting up postgresql-15 (15.3-1.pgdg18.04+1) ... Creating new PostgreSQL cluster 15/main ... /usr/lib/postgresql/15/bin/initdb -D /var/lib/postgresql/15/main --auth-local peer --auth-host scram-sha-256 --no-instructions /usr/lib/postgresql/15/bin/initdb: symbol lookup error: /usr/lib/postgresql/15/bin/initdb: undefined symbol: PQmblenBounded Error: initdb failed Error: could not create default cluster. Please create it manually with pg_createcluster 15 main --start or a similar command (see 'man pg_createcluster'). /var/lib/dpkg/info/postgresql-15.postinst: 104: /var/lib/dpkg/info/postgresql-15.postinst: db_stop: not found dpkg: error processing package postgresql-15 (--configure): installed postgresql-15 package post-installation script subprocess returned error exit status 127 Errors were encountered while processing: postgresql-15 E: Sub-process /usr/bin/dpkg returned an error code (1) => vim /etc/ld.so.conf.d ./ libc.conf x86_64-linux-gnu.conf =>>ldd for initdb ldd /usr/lib/postgresql/15/bin/initdb linux-vdso.so.1 (0x00007ffe52231000) libpq.so.5 => /usr/lib/x86_64-linux-gnu/libpq.so.5 (0x00007fddbb92d000) libpthread.so.0 => /lib/x86_64-linux-gnu/libpthread.so.0 (0x00007fddbb70e000) librt.so.1 => /lib/x86_64-linux-gnu/librt.so.1 (0x00007fddbb506000) libm.so.6 => /lib/x86_64-linux-gnu/libm.so.6 (0x00007fddbb168000) libc.so.6 => /lib/x86_64-linux-gnu/libc.so.6 (0x00007fddbad77000) libssl.so.1.1 => /usr/lib/x86_64-linux-gnu/libssl.so.1.1 (0x00007fddbaaea000) libcrypto.so.1.1 => /usr/lib/x86_64-linux-gnu/libcrypto.so.1.1 (0x00007fddba61e000) libgssapi_krb5.so.2 => /usr/lib/x86_64-linux-gnu/libgssapi_krb5.so.2 (0x00007fddba3d3000) libldap_r-2.4.so.2 => /usr/lib/x86_64-linux-gnu/libldap_r-2.4.so.2 (0x00007fddba181000) /lib64/ld-linux-x86-64.so.2 (0x00007fddbbda8000) libdl.so.2 => /lib/x86_64-linux-gnu/libdl.so.2 (0x00007fddb9f7d000) libkrb5.so.3 => /usr/lib/x86_64-linux-gnu/libkrb5.so.3 (0x00007fddb9ca7000) libk5crypto.so.3 => /usr/lib/x86_64-linux-gnu/libk5crypto.so.3 (0x00007fddb9a75000) libcom_err.so.2 => /lib/x86_64-linux-gnu/libcom_err.so.2 (0x00007fddb9871000) libkrb5support.so.0 => /usr/lib/x86_64-linux-gnu/libkrb5support.so.0 (0x00007fddb9666000) liblber-2.4.so.2 => /usr/lib/x86_64-linux-gnu/liblber-2.4.so.2 (0x00007fddb9458000) libresolv.so.2 => /lib/x86_64-linux-gnu/libresolv.so.2 (0x00007fddb923e000) libsasl2.so.2 => /usr/lib/x86_64-linux-gnu/libsasl2.so.2 (0x00007fddb9023000) libgssapi.so.3 => /usr/lib/x86_64-linux-gnu/libgssapi.so.3 (0x00007fddb8de2000) libgnutls.so.30 => /usr/lib/x86_64-linux-gnu/libgnutls.so.30 (0x00007fddb8a7c000) libkeyutils.so.1 => /lib/x86_64-linux-gnu/libkeyutils.so.1 (0x00007fddb8878000) libheimntlm.so.0 => /usr/lib/x86_64-linux-gnu/libheimntlm.so.0 (0x00007fddb866f000) libkrb5.so.26 => /usr/lib/x86_64-linux-gnu/libkrb5.so.26 (0x00007fddb83e2000) libasn1.so.8 => /usr/lib/x86_64-linux-gnu/libasn1.so.8 (0x00007fddb8140000) libhcrypto.so.4 => /usr/lib/x86_64-linux-gnu/libhcrypto.so.4 (0x00007fddb7f0a000) libroken.so.18 => /usr/lib/x86_64-linux-gnu/libroken.so.18 (0x00007fddb7cf4000) libz.so.1 => /lib/x86_64-linux-gnu/libz.so.1 (0x00007fddb7ad7000) libp11-kit.so.0 => /usr/lib/x86_64-linux-gnu/libp11-kit.so.0 (0x00007fddb77a8000) libidn2.so.0 => /usr/lib/x86_64-linux-gnu/libidn2.so.0 (0x00007fddb758b000) libunistring.so.2 => /usr/lib/x86_64-linux-gnu/libunistring.so.2 (0x00007fddb720d000) libtasn1.so.6 => /usr/lib/x86_64-linux-gnu/libtasn1.so.6 (0x00007fddb6ffa000) libnettle.so.6 => /usr/lib/x86_64-linux-gnu/libnettle.so.6 (0x00007fddb6dc4000) libhogweed.so.4 => /usr/lib/x86_64-linux-gnu/libhogweed.so.4 (0x00007fddb6b8e000) libgmp.so.10 => /usr/lib/x86_64-linux-gnu/libgmp.so.10 (0x00007fddb690d000) libwind.so.0 => /usr/lib/x86_64-linux-gnu/libwind.so.0 (0x00007fddb66e4000) libheimbase.so.1 => /usr/lib/x86_64-linux-gnu/libheimbase.so.1 (0x00007fddb64d5000) libhx509.so.5 => /usr/lib/x86_64-linux-gnu/libhx509.so.5 (0x00007fddb628b000) libsqlite3.so.0 => /usr/lib/x86_64-linux-gnu/libsqlite3.so.0 (0x00007fddb5f82000) libcrypt.so.1 => /lib/x86_64-linux-gnu/libcrypt.so.1 (0x00007fddb5d4a000) libffi.so.6 => /usr/lib/x86_64-linux-gnu/libffi.so.6 (0x00007fddb5b42000)