Corel (Alludo) does not officially support portable deployments of legacy suites. If a file corrupts or an export fails due to a broken virtualized dependency (such as a missing Microsoft Visual C++ Redistributable on the host PC), no official patches are available.
Assuming you have verified a safe copy of version 15.0.0.486. CorelDRAW Graphics Suite X5 15.0.0.486 Portable
CorelDRAW Graphics Suite X5 (v15.0.0.486) is a veteran vector graphics and photo editing suite originally released in February 2010. While the "Portable" version is a popular third-party modification designed to run without a standard installation, it's important to note that Corel has never officially released a portable version ; these are typically unofficial repackages. Key Applications in the X5 Suite CorelDRAW Graphics Suite X5 15.0.0.486 Portable